MSBuild project updates

- Update Mcpp dependencies to 2.7.2.12 - Update msbuild projects to latest Ice Builder 4.3.5
author: Jose <jose@zeroc.com> 2016-11-11 22:20:34 +0100
committer: Jose <jose@zeroc.com> 2016-11-11 22:20:34 +0100
commit: c571269c236e80d32dcd1c13259bf7a5680a6abc (patch)
tree: a8ac7f38361beaa5d30bbe84de27ea0dda282395 /cpp/test
parent: Update to mcpp-2.7.2.12 (diff)
download: ice-c571269c236e80d32dcd1c13259bf7a5680a6abc.tar.bz2
ice-c571269c236e80d32dcd1c13259bf7a5680a6abc.tar.xz
ice-c571269c236e80d32dcd1c13259bf7a5680a6abc.zip
193 files changed, 1753 insertions, 402 deletions
diff --git a/cpp/test/Common/msbuild/testcommon.vcxproj b/cpp/test/Common/msbuild/testcommon.vcxproj
index b8cfb0fba63..1f3a963ffe4 100644
--- a/cpp/test/Common/msbuild/testcommon.vcxproj
+++ b/cpp/test/Common/msbuild/testcommon.vcxproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props" Condition="Exists('..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props') and '$(UseNugetBinDist)' == 'yes'" />
   <Import Project="..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props" Condition="Exists('..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props') and '$(UseNugetBinDist)' == 'yes'" />
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{C7223CC8-0AAA-470B-ACB3-12B9DE75525C}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -333,4 +334,10 @@
     <Error Condition="!Exists('..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
-</Project>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
+</Project>
+\ No newline at end of file
diff --git a/cpp/test/Glacier2/attack/msbuild/client/client.vcxproj b/cpp/test/Glacier2/attack/msbuild/client/client.vcxproj
index ddb9e5a7dc3..d1a31aff957 100644
--- a/cpp/test/Glacier2/attack/msbuild/client/client.vcxproj
+++ b/cpp/test/Glacier2/attack/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{DE360450-9BF9-42FB-98FD-3D29C5CAF6DA}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -324,4 +325,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/attack/msbuild/server/server.vcxproj b/cpp/test/Glacier2/attack/msbuild/server/server.vcxproj
index ab2e2135230..0b0bcdd9fec 100644
--- a/cpp/test/Glacier2/attack/msbuild/server/server.vcxproj
+++ b/cpp/test/Glacier2/attack/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{D6C3E453-ED0B-41CA-84E6-7D07D8867A2D}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/dynamicFiltering/msbuild/client/client.vcxproj b/cpp/test/Glacier2/dynamicFiltering/msbuild/client/client.vcxproj
index 9f779a6bfa5..fdbdc21894f 100644
--- a/cpp/test/Glacier2/dynamicFiltering/msbuild/client/client.vcxproj
+++ b/cpp/test/Glacier2/dynamicFiltering/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{14C78FC0-F80C-425F-A504-1DD264BCDD01}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/dynamicFiltering/msbuild/server/server.vcxproj b/cpp/test/Glacier2/dynamicFiltering/msbuild/server/server.vcxproj
index 28e6467c509..0ae433dd22a 100644
--- a/cpp/test/Glacier2/dynamicFiltering/msbuild/server/server.vcxproj
+++ b/cpp/test/Glacier2/dynamicFiltering/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{814690FE-2C4F-4EF4-82CB-720BC4C8FF9B}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -329,4 +330,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/override/msbuild/client/client.vcxproj b/cpp/test/Glacier2/override/msbuild/client/client.vcxproj
index f6db178ec47..2aec6018334 100644
--- a/cpp/test/Glacier2/override/msbuild/client/client.vcxproj
+++ b/cpp/test/Glacier2/override/msbuild/client/client.vcxproj
@@ -196,8 +196,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{3C394401-8E95-475B-8B35-B90A7CCAE578}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/override/msbuild/server/server.vcxproj b/cpp/test/Glacier2/override/msbuild/server/server.vcxproj
index c6bfae17b11..d7a799e8629 100644
--- a/cpp/test/Glacier2/override/msbuild/server/server.vcxproj
+++ b/cpp/test/Glacier2/override/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{E1510790-AF0B-4FFE-B6AA-B75119793AFC}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/router/msbuild/client/client.vcxproj b/cpp/test/Glacier2/router/msbuild/client/client.vcxproj
index f13335f1162..dc02360fa91 100644
--- a/cpp/test/Glacier2/router/msbuild/client/client.vcxproj
+++ b/cpp/test/Glacier2/router/msbuild/client/client.vcxproj
@@ -196,8 +196,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{7CB05069-58C9-4C7D-A6A6-DBFB1CE7C58C}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/router/msbuild/server/server.vcxproj b/cpp/test/Glacier2/router/msbuild/server/server.vcxproj
index adb9c62f5e7..b86900392df 100644
--- a/cpp/test/Glacier2/router/msbuild/server/server.vcxproj
+++ b/cpp/test/Glacier2/router/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{3BD0D95D-8DC6-4A07-B4D9-72EC85C4C97A}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/sessionControl/msbuild/client/client.vcxproj b/cpp/test/Glacier2/sessionControl/msbuild/client/client.vcxproj
index 4c20ac47787..7f38a2206d8 100644
--- a/cpp/test/Glacier2/sessionControl/msbuild/client/client.vcxproj
+++ b/cpp/test/Glacier2/sessionControl/msbuild/client/client.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{8CCBFE0A-E0EE-40B7-A78A-C36B7615618A}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/sessionControl/msbuild/server/server.vcxproj b/cpp/test/Glacier2/sessionControl/msbuild/server/server.vcxproj
index 95f52ac57bd..f5bd7f8cbd9 100644
--- a/cpp/test/Glacier2/sessionControl/msbuild/server/server.vcxproj
+++ b/cpp/test/Glacier2/sessionControl/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{40C0ABA8-A839-4988-AC60-04F649B44C54}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/sessionHelper/msbuild/client/client.vcxproj b/cpp/test/Glacier2/sessionHelper/msbuild/client/client.vcxproj
index da809bb2ca5..3fd0bfa98e0 100644
--- a/cpp/test/Glacier2/sessionHelper/msbuild/client/client.vcxproj
+++ b/cpp/test/Glacier2/sessionHelper/msbuild/client/client.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{BF42E24D-954E-47A6-8699-B2F764939757}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/sessionHelper/msbuild/server/server.vcxproj b/cpp/test/Glacier2/sessionHelper/msbuild/server/server.vcxproj
index bf32caf7f01..93baa879d12 100644
--- a/cpp/test/Glacier2/sessionHelper/msbuild/server/server.vcxproj
+++ b/cpp/test/Glacier2/sessionHelper/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{D3978518-2640-48BE-9D42-F664742BCB45}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/ssl/msbuild/client/client.vcxproj b/cpp/test/Glacier2/ssl/msbuild/client/client.vcxproj
index 47054d2b310..fd16dbcc326 100644
--- a/cpp/test/Glacier2/ssl/msbuild/client/client.vcxproj
+++ b/cpp/test/Glacier2/ssl/msbuild/client/client.vcxproj
@@ -45,8 +45,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{F0F9CA32-65BC-4F71-9901-E231FD485CDA}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/ssl/msbuild/server/server.vcxproj b/cpp/test/Glacier2/ssl/msbuild/server/server.vcxproj
index e827df94706..07a1acefbed 100644
--- a/cpp/test/Glacier2/ssl/msbuild/server/server.vcxproj
+++ b/cpp/test/Glacier2/ssl/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{5579253D-24F6-4001-BF9E-D0D6DA3EF928}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/staticFiltering/msbuild/client/client.vcxproj b/cpp/test/Glacier2/staticFiltering/msbuild/client/client.vcxproj
index d9e59d6f1ad..1dbd9dd3926 100644
--- a/cpp/test/Glacier2/staticFiltering/msbuild/client/client.vcxproj
+++ b/cpp/test/Glacier2/staticFiltering/msbuild/client/client.vcxproj
@@ -195,8 +195,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{C02402BC-608E-4E46-B432-3C0C39E3B346}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -324,4 +325,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Glacier2/staticFiltering/msbuild/server/server.vcxproj b/cpp/test/Glacier2/staticFiltering/msbuild/server/server.vcxproj
index dbe1cb32f99..71c4f754ddf 100644
--- a/cpp/test/Glacier2/staticFiltering/msbuild/server/server.vcxproj
+++ b/cpp/test/Glacier2/staticFiltering/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{5ED6FC18-EAED-4833-8CE8-FA19F5CD713B}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/acm/msbuild/client/client.vcxproj b/cpp/test/Ice/acm/msbuild/client/client.vcxproj
index a7fb5a2ea1b..236a2e0c5f5 100644
--- a/cpp/test/Ice/acm/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/acm/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{CD25A05C-228D-473F-A86F-6C2DD22085B4}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/acm/msbuild/server/server.vcxproj b/cpp/test/Ice/acm/msbuild/server/server.vcxproj
index d0487abdcc3..377e9d7aadd 100644
--- a/cpp/test/Ice/acm/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/acm/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{FC4AC0A5-84D5-461F-BE52-EA686F52773E}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/adapterDeactivation/msbuild/client/client.vcxproj b/cpp/test/Ice/adapterDeactivation/msbuild/client/client.vcxproj
index 153597698f1..170143cb270 100644
--- a/cpp/test/Ice/adapterDeactivation/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/adapterDeactivation/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{715411FA-34B3-4ABF-8476-3C84F5EFFFE5}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/adapterDeactivation/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/adapterDeactivation/msbuild/collocated/collocated.vcxproj
index 608aee1d716..ccfe0a80494 100644
--- a/cpp/test/Ice/adapterDeactivation/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/adapterDeactivation/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{5D38E70A-98C1-4B1D-BC0D-01BC114078C5}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -328,4 +329,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/adapterDeactivation/msbuild/server/server.vcxproj b/cpp/test/Ice/adapterDeactivation/msbuild/server/server.vcxproj
index e2140abde23..12ca754a036 100644
--- a/cpp/test/Ice/adapterDeactivation/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/adapterDeactivation/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{9929ACAD-44DE-4699-BA2C-6EE8B665C6EB}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -327,4 +328,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/admin/msbuild/client/client.vcxproj b/cpp/test/Ice/admin/msbuild/client/client.vcxproj
index 467e408e2dc..e0da62b62b2 100644
--- a/cpp/test/Ice/admin/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/admin/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{25132357-8775-4C8F-AF35-CEC5F6BB08E7}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/admin/msbuild/server/server.vcxproj b/cpp/test/Ice/admin/msbuild/server/server.vcxproj
index cdb1022c16c..8ddef78de27 100644
--- a/cpp/test/Ice/admin/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/admin/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{0A601498-AA62-4639-9319-BC1EA94EBE13}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/ami/msbuild/client/client.vcxproj b/cpp/test/Ice/ami/msbuild/client/client.vcxproj
index fa49cdabbb2..1b55148fac0 100644
--- a/cpp/test/Ice/ami/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/ami/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{24272AC4-1B9D-40C0-B432-485EEB642A38}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/ami/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/ami/msbuild/collocated/collocated.vcxproj
index 00b623461f1..fcde67bcdab 100644
--- a/cpp/test/Ice/ami/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/ami/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{26E3EDCA-70EE-43EA-8FB1-0B7BD61DD3F2}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -326,4 +327,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/ami/msbuild/server/server.vcxproj b/cpp/test/Ice/ami/msbuild/server/server.vcxproj
index e1cb51c1e51..f0f7ee135a2 100644
--- a/cpp/test/Ice/ami/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/ami/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{697273CB-CEAF-481E-A77B-56FDAE5B3D3A}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/background/msbuild/client/client.vcxproj b/cpp/test/Ice/background/msbuild/client/client.vcxproj
index 4bd2d309752..50f7b6aa685 100644
--- a/cpp/test/Ice/background/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/background/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{F5827922-7493-4DB4-AA42-3DCFF59CCA0D}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -326,4 +327,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/background/msbuild/server/server.vcxproj b/cpp/test/Ice/background/msbuild/server/server.vcxproj
index b0ad1660417..3f41dd0356e 100644
--- a/cpp/test/Ice/background/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/background/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{C1228BE2-FC54-4D44-94B1-964F62A569C3}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -327,4 +328,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/background/msbuild/testtransport/testtransport.vcxproj b/cpp/test/Ice/background/msbuild/testtransport/testtransport.vcxproj
index 03819a5f088..7f2e89df41b 100644
--- a/cpp/test/Ice/background/msbuild/testtransport/testtransport.vcxproj
+++ b/cpp/test/Ice/background/msbuild/testtransport/testtransport.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{01C495B5-93BE-424E-BB7C-5110A3952A75}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -344,4 +345,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/binding/msbuild/client/client.vcxproj b/cpp/test/Ice/binding/msbuild/client/client.vcxproj
index 5546e13573c..0367fbdc8f0 100644
--- a/cpp/test/Ice/binding/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/binding/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{5BEA940C-1C98-486B-A530-C238D3A74E87}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/binding/msbuild/server/server.vcxproj b/cpp/test/Ice/binding/msbuild/server/server.vcxproj
index 4e9b7e24c3b..3eba1b1af38 100644
--- a/cpp/test/Ice/binding/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/binding/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{3215FCAD-59F2-47F4-8DB5-AEA11B39991D}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/checksum/msbuild/client/client.vcxproj b/cpp/test/Ice/checksum/msbuild/client/client.vcxproj
index 76c5ba3f8e6..76b0b5b9b7e 100644
--- a/cpp/test/Ice/checksum/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/checksum/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{59CA92B5-4500-43D3-B8A8-A69268D9BE08}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -472,4 +473,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/checksum/msbuild/server/server.vcxproj b/cpp/test/Ice/checksum/msbuild/server/server.vcxproj
index 67ad24fdd0f..eb483575c63 100644
--- a/cpp/test/Ice/checksum/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/checksum/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{91D2AA7B-AAA2-410F-8D3C-17A930A70CD6}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -473,4 +474,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/custom/msbuild/client/client.vcxproj b/cpp/test/Ice/custom/msbuild/client/client.vcxproj
index e179b00d16e..5907e50e6de 100644
--- a/cpp/test/Ice/custom/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/custom/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{B980C392-C4B2-4A3F-9AE2-5038FD607F74}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -473,4 +474,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/custom/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/custom/msbuild/collocated/collocated.vcxproj
index 51e3396a40b..19d7f28568f 100644
--- a/cpp/test/Ice/custom/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/custom/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{C2BA933C-9EBE-44CB-A85F-5B5ED6F82442}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -477,4 +478,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/custom/msbuild/server/server.vcxproj b/cpp/test/Ice/custom/msbuild/server/server.vcxproj
index 54558e09600..34253ba1819 100644
--- a/cpp/test/Ice/custom/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/custom/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{F2D3FF79-D986-49A9-B6ED-DF39ECE4ABE4}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -476,4 +477,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/custom/msbuild/serveramd/serveramd.vcxproj b/cpp/test/Ice/custom/msbuild/serveramd/serveramd.vcxproj
index 8bf5125c2ac..b51de759006 100644
--- a/cpp/test/Ice/custom/msbuild/serveramd/serveramd.vcxproj
+++ b/cpp/test/Ice/custom/msbuild/serveramd/serveramd.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{ACFD09A4-49FE-45B5-A3CC-948968239C3E}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -476,4 +477,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/defaultServant/msbuild/client.vcxproj b/cpp/test/Ice/defaultServant/msbuild/client.vcxproj
index 04f6abd17b7..67291b5452f 100644
--- a/cpp/test/Ice/defaultServant/msbuild/client.vcxproj
+++ b/cpp/test/Ice/defaultServant/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{5105B294-6DAB-4604-8BD7-10C126EED1FE}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/defaultValue/msbuild/client.vcxproj b/cpp/test/Ice/defaultValue/msbuild/client.vcxproj
index 5ae71240038..68179c01f35 100644
--- a/cpp/test/Ice/defaultValue/msbuild/client.vcxproj
+++ b/cpp/test/Ice/defaultValue/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{80FE3863-C289-4BDE-833C-256D5E54093A}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -324,4 +325,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/dispatcher/msbuild/client/client.vcxproj b/cpp/test/Ice/dispatcher/msbuild/client/client.vcxproj
index 52a5fd26780..70b6292cf4c 100644
--- a/cpp/test/Ice/dispatcher/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/dispatcher/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{BA3042D4-7E5B-461D-A31E-345753A8A726}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -326,4 +327,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/dispatcher/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/dispatcher/msbuild/collocated/collocated.vcxproj
index 704701d7c19..419b8b4b2c3 100644
--- a/cpp/test/Ice/dispatcher/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/dispatcher/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{FBAC9C87-6A77-4663-9653-F0DFEFB00935}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -328,4 +329,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/dispatcher/msbuild/server/server.vcxproj b/cpp/test/Ice/dispatcher/msbuild/server/server.vcxproj
index cc5ded765bb..6aa76eff007 100644
--- a/cpp/test/Ice/dispatcher/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/dispatcher/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{3E471DF3-EB57-4FC3-AF20-2CF548DBF5C1}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -327,4 +328,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/echo/msbuild/server.vcxproj b/cpp/test/Ice/echo/msbuild/server.vcxproj
index f82270c824a..c5dd18daef1 100644
--- a/cpp/test/Ice/echo/msbuild/server.vcxproj
+++ b/cpp/test/Ice/echo/msbuild/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{5F22AF4C-5DFE-43E9-98E6-64187F174761}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/enums/msbuild/client/client.vcxproj b/cpp/test/Ice/enums/msbuild/client/client.vcxproj
index 18b5ee344cf..02b3517eb6d 100644
--- a/cpp/test/Ice/enums/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/enums/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{3BDD2378-5B4E-4021-846E-3225A04E85B1}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -324,4 +325,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/enums/msbuild/server/server.vcxproj b/cpp/test/Ice/enums/msbuild/server/server.vcxproj
index 31d1d4c7d64..f1b90850493 100644
--- a/cpp/test/Ice/enums/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/enums/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{0E5471E9-E208-4B77-B9D6-C4AD36CBB653}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/exceptions/msbuild/client/client.vcxproj b/cpp/test/Ice/exceptions/msbuild/client/client.vcxproj
index b9cbfa2e098..18881432e0b 100644
--- a/cpp/test/Ice/exceptions/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/exceptions/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{6BF6F8F7-AF5F-4A4C-90C2-77473F6AFC2F}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -285,4 +286,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/exceptions/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/exceptions/msbuild/collocated/collocated.vcxproj
index f87f32d519e..0753f327f19 100644
--- a/cpp/test/Ice/exceptions/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/exceptions/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{3A38F35B-3A61-4490-955D-D1CAE61CB7FD}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -327,4 +328,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/exceptions/msbuild/server/server.vcxproj b/cpp/test/Ice/exceptions/msbuild/server/server.vcxproj
index e8df256c3e6..f9caeafadc2 100644
--- a/cpp/test/Ice/exceptions/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/exceptions/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{24550251-512C-4DC0-9B62-7DB6664DDCA8}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -326,4 +327,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/exceptions/msbuild/serveramd/serveramd.vcxproj b/cpp/test/Ice/exceptions/msbuild/serveramd/serveramd.vcxproj
index 8108f8a0187..1a8b4e185e7 100644
--- a/cpp/test/Ice/exceptions/msbuild/serveramd/serveramd.vcxproj
+++ b/cpp/test/Ice/exceptions/msbuild/serveramd/serveramd.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{8D0B611C-F9C2-4B53-8497-7BD8036BD831}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -334,4 +335,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/facets/msbuild/client/client.vcxproj b/cpp/test/Ice/facets/msbuild/client/client.vcxproj
index 2a004738847..79d1f104412 100644
--- a/cpp/test/Ice/facets/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/facets/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{386DD353-1314-407B-A394-476F4983461D}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/facets/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/facets/msbuild/collocated/collocated.vcxproj
index 89195e3965e..606b7e79195 100644
--- a/cpp/test/Ice/facets/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/facets/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{420B2FB5-833E-449A-BF43-5A5538DAEEC4}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -326,4 +327,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/facets/msbuild/server/server.vcxproj b/cpp/test/Ice/facets/msbuild/server/server.vcxproj
index 3fdd60fff4d..2a33ff862d0 100644
--- a/cpp/test/Ice/facets/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/facets/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{46DDEC66-2287-47E2-BFE4-BDE53B5D40C5}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/faultTolerance/msbuild/client/client.vcxproj b/cpp/test/Ice/faultTolerance/msbuild/client/client.vcxproj
index eda62569926..c5ce7a20981 100644
--- a/cpp/test/Ice/faultTolerance/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/faultTolerance/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{606D6061-3084-498A-988A-7F5B9FE8732D}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/faultTolerance/msbuild/server/server.vcxproj b/cpp/test/Ice/faultTolerance/msbuild/server/server.vcxproj
index d79b51789ae..69da6a90e1a 100644
--- a/cpp/test/Ice/faultTolerance/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/faultTolerance/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{CC0C7076-D15B-42AB-AFD6-CE40472F6E84}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/gc/msbuild/client.vcxproj b/cpp/test/Ice/gc/msbuild/client.vcxproj
index bf602d6b360..09e60c95fbf 100644
--- a/cpp/test/Ice/gc/msbuild/client.vcxproj
+++ b/cpp/test/Ice/gc/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{FA42EA5F-FDBE-4F27-ACC7-7717E401C868}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/hash/msbuild/client.vcxproj b/cpp/test/Ice/hash/msbuild/client.vcxproj
index 88a3493c9eb..eff279bb9ab 100644
--- a/cpp/test/Ice/hash/msbuild/client.vcxproj
+++ b/cpp/test/Ice/hash/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{685612A9-F2AA-4ACA-8327-5D40E4731906}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/hold/msbuild/client/client.vcxproj b/cpp/test/Ice/hold/msbuild/client/client.vcxproj
index c1beed48fc3..7ccb25e9a09 100644
--- a/cpp/test/Ice/hold/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/hold/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{649ECCDB-5CA3-4371-B521-95CE8EF534BA}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/hold/msbuild/server/server.vcxproj b/cpp/test/Ice/hold/msbuild/server/server.vcxproj
index 6362d3bb423..24a3c82a9a3 100644
--- a/cpp/test/Ice/hold/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/hold/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{10A9A668-8508-4971-AD56-15B50AB12829}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/impl/msbuild/server/server.vcxproj b/cpp/test/Ice/impl/msbuild/server/server.vcxproj
index d5c5afa52f7..0a605e737a5 100644
--- a/cpp/test/Ice/impl/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/impl/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{D638D692-8549-48F7-897B-1EF24D0E3A59}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -336,4 +337,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/info/msbuild/client/client.vcxproj b/cpp/test/Ice/info/msbuild/client/client.vcxproj
index c1d407845d9..c317cd84942 100644
--- a/cpp/test/Ice/info/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/info/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{3001AE1F-E8D1-4C33-8ED1-B7D676D3BC73}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -326,4 +327,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/info/msbuild/server/server.vcxproj b/cpp/test/Ice/info/msbuild/server/server.vcxproj
index d4c66996ed0..b9f5b8a8be0 100644
--- a/cpp/test/Ice/info/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/info/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{9145C992-2C7A-4D01-B957-F38373DF5829}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/inheritance/msbuild/client/client.vcxproj b/cpp/test/Ice/inheritance/msbuild/client/client.vcxproj
index 1d0c7ae3d07..f20e248b834 100644
--- a/cpp/test/Ice/inheritance/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/inheritance/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{4ADE8581-F2FC-4350-BFAE-62FEFF254A11}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -324,4 +325,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/inheritance/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/inheritance/msbuild/collocated/collocated.vcxproj
index 83b91c12381..027b6758faa 100644
--- a/cpp/test/Ice/inheritance/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/inheritance/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{1E199A0A-392A-45E3-9B33-D27ADD734F0D}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -326,4 +327,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/inheritance/msbuild/server/server.vcxproj b/cpp/test/Ice/inheritance/msbuild/server/server.vcxproj
index 48c764a2eb5..acd456fe147 100644
--- a/cpp/test/Ice/inheritance/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/inheritance/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{C95B71C9-654C-4C6C-B956-F1A70F5CB5A3}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/interceptor/msbuild/client/client.vcxproj b/cpp/test/Ice/interceptor/msbuild/client/client.vcxproj
index 634af7d1371..78088998a49 100644
--- a/cpp/test/Ice/interceptor/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/interceptor/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{EF33CB6A-A655-4812-995B-4000D85FC8B6}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -214,4 +215,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/interceptor/msbuild/interceptortest/interceptortest.vcxproj b/cpp/test/Ice/interceptor/msbuild/interceptortest/interceptortest.vcxproj
index 1781923670f..9e8be71f3f6 100644
--- a/cpp/test/Ice/interceptor/msbuild/interceptortest/interceptortest.vcxproj
+++ b/cpp/test/Ice/interceptor/msbuild/interceptortest/interceptortest.vcxproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props" Condition="Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props') and '$(UseNugetBinDist)' == 'yes'" />
   <Import Project="..\..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props" Condition="Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props') and '$(UseNugetBinDist)' == 'yes'" />
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{3182D709-1DDE-495B-8CE9-D1A4DACED7DA}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -331,4 +332,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
-</Project>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
+</Project>
+\ No newline at end of file
diff --git a/cpp/test/Ice/invoke/msbuild/client/client.vcxproj b/cpp/test/Ice/invoke/msbuild/client/client.vcxproj
index f09e9568aff..a92e4ad8965 100644
--- a/cpp/test/Ice/invoke/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/invoke/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{311D5177-A40C-4527-BA81-A0D8C20AA121}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -324,4 +325,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/invoke/msbuild/server/server.vcxproj b/cpp/test/Ice/invoke/msbuild/server/server.vcxproj
index 3f91062d3d9..085d3766ac1 100644
--- a/cpp/test/Ice/invoke/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/invoke/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{74931348-C85B-4B59-BC91-154D1CF9A933}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/library/msbuild/alltests/alltests.vcxproj b/cpp/test/Ice/library/msbuild/alltests/alltests.vcxproj
index ef16b574a7e..b74c41c5ccd 100644
--- a/cpp/test/Ice/library/msbuild/alltests/alltests.vcxproj
+++ b/cpp/test/Ice/library/msbuild/alltests/alltests.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{A9537443-BB6C-4324-B1B9-B9492CAE1CD5}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -207,4 +208,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/library/msbuild/client/client.vcxproj b/cpp/test/Ice/library/msbuild/client/client.vcxproj
index 64fefa3c3af..8775a0c605e 100644
--- a/cpp/test/Ice/library/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/library/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{28347243-F75F-4B28-89F9-7EA84478D9C9}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -175,4 +176,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/library/msbuild/consumer/consumer.vcxproj b/cpp/test/Ice/library/msbuild/consumer/consumer.vcxproj
index f2cb3571460..02b8203b614 100644
--- a/cpp/test/Ice/library/msbuild/consumer/consumer.vcxproj
+++ b/cpp/test/Ice/library/msbuild/consumer/consumer.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{73C0E333-6476-4B7E-A52D-AB5E9CA36906}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -207,4 +208,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/library/msbuild/gencode/gencode.vcxproj b/cpp/test/Ice/library/msbuild/gencode/gencode.vcxproj
index fc243cbd152..f339d7a8943 100644
--- a/cpp/test/Ice/library/msbuild/gencode/gencode.vcxproj
+++ b/cpp/test/Ice/library/msbuild/gencode/gencode.vcxproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props" Condition="Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props') and '$(UseNugetBinDist)' == 'yes'" />
   <Import Project="..\..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props" Condition="Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props') and '$(UseNugetBinDist)' == 'yes'" />
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{2454F754-3A55-4875-9D8E-57B63673C231}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -290,4 +291,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
-</Project>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
+</Project>
+\ No newline at end of file
diff --git a/cpp/test/Ice/location/msbuild/client/client.vcxproj b/cpp/test/Ice/location/msbuild/client/client.vcxproj
index 8df185231a9..e489b1fcb60 100644
--- a/cpp/test/Ice/location/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/location/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{FD9FB0E5-22D8-41B2-B6B9-272BA12516CC}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -324,4 +325,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/location/msbuild/server/server.vcxproj b/cpp/test/Ice/location/msbuild/server/server.vcxproj
index 332b65df275..b18bb7d018c 100644
--- a/cpp/test/Ice/location/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/location/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{40D8363E-E617-4270-9A1F-7B69A3112F6B}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -327,4 +328,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/logger/msbuild/client1/client1.vcxproj b/cpp/test/Ice/logger/msbuild/client1/client1.vcxproj
index c2219578b41..d313d38a8ff 100644
--- a/cpp/test/Ice/logger/msbuild/client1/client1.vcxproj
+++ b/cpp/test/Ice/logger/msbuild/client1/client1.vcxproj
@@ -45,8 +45,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{2923D875-5496-4D0D-B19F-B55AF6EC25E8}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/logger/msbuild/client2/client2.vcxproj b/cpp/test/Ice/logger/msbuild/client2/client2.vcxproj
index 5406cb55fe4..668ccc41bfc 100644
--- a/cpp/test/Ice/logger/msbuild/client2/client2.vcxproj
+++ b/cpp/test/Ice/logger/msbuild/client2/client2.vcxproj
@@ -45,8 +45,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{BDA98D7E-A92B-4B18-89C0-5F5C5D52934D}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/logger/msbuild/client3/client3.vcxproj b/cpp/test/Ice/logger/msbuild/client3/client3.vcxproj
index 0bd8e140bbe..a58aebd6f46 100644
--- a/cpp/test/Ice/logger/msbuild/client3/client3.vcxproj
+++ b/cpp/test/Ice/logger/msbuild/client3/client3.vcxproj
@@ -45,8 +45,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{11C94711-6AA5-4D42-8F1A-08421527376E}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/logger/msbuild/client4/client4.vcxproj b/cpp/test/Ice/logger/msbuild/client4/client4.vcxproj
index ad36b004b02..d40106bce63 100644
--- a/cpp/test/Ice/logger/msbuild/client4/client4.vcxproj
+++ b/cpp/test/Ice/logger/msbuild/client4/client4.vcxproj
@@ -45,8 +45,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{649FACD9-76C7-4184-A34C-269E7F302952}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/logger/msbuild/client5/client5.vcxproj b/cpp/test/Ice/logger/msbuild/client5/client5.vcxproj
index 56c862c13e2..c017b00accf 100644
--- a/cpp/test/Ice/logger/msbuild/client5/client5.vcxproj
+++ b/cpp/test/Ice/logger/msbuild/client5/client5.vcxproj
@@ -45,8 +45,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{A4E94959-FD6B-4280-B1B3-99E4829153C9}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/metrics/msbuild/client/client.vcxproj b/cpp/test/Ice/metrics/msbuild/client/client.vcxproj
index 012b065af3c..609d16e2b76 100644
--- a/cpp/test/Ice/metrics/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/metrics/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{387716BD-A892-4D88-86CB-E64FF359271D}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/metrics/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/metrics/msbuild/collocated/collocated.vcxproj
index 9c7f0c0bd4f..1f737468213 100644
--- a/cpp/test/Ice/metrics/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/metrics/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{CC584047-6A76-4E0B-AABE-1CDB4A735079}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -330,4 +331,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/metrics/msbuild/server/server.vcxproj b/cpp/test/Ice/metrics/msbuild/server/server.vcxproj
index c01a729de0c..a163d3c8ad0 100644
--- a/cpp/test/Ice/metrics/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/metrics/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{BC79E960-2F72-4CC7-8C2F-A1C0E2EDD271}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/metrics/msbuild/serveramd/serveramd.vcxproj b/cpp/test/Ice/metrics/msbuild/serveramd/serveramd.vcxproj
index 6cfd0011e31..428c7a9ce61 100644
--- a/cpp/test/Ice/metrics/msbuild/serveramd/serveramd.vcxproj
+++ b/cpp/test/Ice/metrics/msbuild/serveramd/serveramd.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{75A5B8DA-6110-4588-8B86-D9002E6FD028}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -333,4 +334,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/networkProxy/msbuild/client/client.vcxproj b/cpp/test/Ice/networkProxy/msbuild/client/client.vcxproj
index a8beba8d70d..f7eea12a6ae 100644
--- a/cpp/test/Ice/networkProxy/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/networkProxy/msbuild/client/client.vcxproj
@@ -195,8 +195,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{9681E7B8-4D88-4AFF-8F96-784DDF5F5B76}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -324,4 +325,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/networkProxy/msbuild/server/server.vcxproj b/cpp/test/Ice/networkProxy/msbuild/server/server.vcxproj
index 920ac381fb6..fbc0317b4ce 100644
--- a/cpp/test/Ice/networkProxy/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/networkProxy/msbuild/server/server.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{ED9139A9-82F5-435F-BA2D-FD55D46ADCCB}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/objects/msbuild/client/client.vcxproj b/cpp/test/Ice/objects/msbuild/client/client.vcxproj
index 142958cbe91..c9fb12609f9 100644
--- a/cpp/test/Ice/objects/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/objects/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{10096783-388B-4B2A-806A-F0190AFB5096}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -627,4 +628,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/objects/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/objects/msbuild/collocated/collocated.vcxproj
index 7f2d27d00a3..1f6a7b248da 100644
--- a/cpp/test/Ice/objects/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/objects/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{57E9C935-F8A6-4C1E-BDF4-0F0EB72CACC8}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -636,4 +637,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/objects/msbuild/server/server.vcxproj b/cpp/test/Ice/objects/msbuild/server/server.vcxproj
index fb9a139459f..7a2a8cbefdf 100644
--- a/cpp/test/Ice/objects/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/objects/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{46204626-B8AC-4E09-88F2-0A68A5DEEF5A}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -635,4 +636,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/operations/msbuild/client/client.vcxproj b/cpp/test/Ice/operations/msbuild/client/client.vcxproj
index 580589cac4c..8ec19e275dd 100644
--- a/cpp/test/Ice/operations/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/operations/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{A364B7AB-7129-4891-A305-B2EEE2948EC4}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -330,4 +331,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/operations/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/operations/msbuild/collocated/collocated.vcxproj
index 3da9fe162a8..e214f72b81a 100644
--- a/cpp/test/Ice/operations/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/operations/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{1C3367B8-CCFF-4409-8847-623DFD833DAD}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -340,4 +341,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/operations/msbuild/server/server.vcxproj b/cpp/test/Ice/operations/msbuild/server/server.vcxproj
index 06b02b74a2f..533d67a719b 100644
--- a/cpp/test/Ice/operations/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/operations/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{27B7CAC4-9236-4139-88B8-3B9950D2DB2C}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -333,4 +334,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/operations/msbuild/serveramd/serveramd.vcxproj b/cpp/test/Ice/operations/msbuild/serveramd/serveramd.vcxproj
index 6291ba44c3b..a5e2aeb9c2d 100644
--- a/cpp/test/Ice/operations/msbuild/serveramd/serveramd.vcxproj
+++ b/cpp/test/Ice/operations/msbuild/serveramd/serveramd.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{306B9C8B-F11B-4071-AE80-CF69EF0BBB2B}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -341,4 +342,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/optional/msbuild/client/client.vcxproj b/cpp/test/Ice/optional/msbuild/client/client.vcxproj
index b50a52ac930..0af6f596a7a 100644
--- a/cpp/test/Ice/optional/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/optional/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{A82A6A91-4EEC-4F0A-BA2D-A689BDCDA9C2}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -329,4 +330,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/optional/msbuild/server/server.vcxproj b/cpp/test/Ice/optional/msbuild/server/server.vcxproj
index 68a0afe4170..3e502dea88f 100644
--- a/cpp/test/Ice/optional/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/optional/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{E64764EB-2B8E-454F-9635-0729D07CCA24}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -329,4 +330,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/optional/msbuild/serveramd/serveramd.vcxproj b/cpp/test/Ice/optional/msbuild/serveramd/serveramd.vcxproj
index 593ac683aac..83af0789e08 100644
--- a/cpp/test/Ice/optional/msbuild/serveramd/serveramd.vcxproj
+++ b/cpp/test/Ice/optional/msbuild/serveramd/serveramd.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{9D99D6A3-3087-4B6B-BF7E-AD1D8BB9BEDA}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -337,4 +338,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/plugin/msbuild/client/client.vcxproj b/cpp/test/Ice/plugin/msbuild/client/client.vcxproj
index c9ce3d3fd4c..65fb76c4f9b 100644
--- a/cpp/test/Ice/plugin/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/plugin/msbuild/client/client.vcxproj
@@ -45,8 +45,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{83B9B9F0-EFF4-447B-A7DD-60BAE22123F8}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -139,4 +140,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/plugin/msbuild/testplugin/testplugin.vcxproj b/cpp/test/Ice/plugin/msbuild/testplugin/testplugin.vcxproj
index 0de3d993bee..35ca910b593 100644
--- a/cpp/test/Ice/plugin/msbuild/testplugin/testplugin.vcxproj
+++ b/cpp/test/Ice/plugin/msbuild/testplugin/testplugin.vcxproj
@@ -45,8 +45,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{948059F3-CD57-4ACC-9EA5-C4550D06CB19}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/properties/msbuild/client.vcxproj b/cpp/test/Ice/properties/msbuild/client.vcxproj
index e83eb9e8105..693d4a5b98f 100644
--- a/cpp/test/Ice/properties/msbuild/client.vcxproj
+++ b/cpp/test/Ice/properties/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{EABE4465-0DDC-41CE-91C5-CCB9586B789F}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/proxy/msbuild/client/client.vcxproj b/cpp/test/Ice/proxy/msbuild/client/client.vcxproj
index 2c5f1b8231f..47197628086 100644
--- a/cpp/test/Ice/proxy/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/proxy/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{D0301B50-901B-4298-B8C8-B134A320E2A0}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/proxy/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/proxy/msbuild/collocated/collocated.vcxproj
index e1db7caecb4..fa49ce3d6dd 100644
--- a/cpp/test/Ice/proxy/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/proxy/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{59ED55DD-0EF7-4028-B7DD-AFB6488155F6}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -326,4 +327,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/proxy/msbuild/server/server.vcxproj b/cpp/test/Ice/proxy/msbuild/server/server.vcxproj
index 4f850735ec8..aa8770706e3 100644
--- a/cpp/test/Ice/proxy/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/proxy/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{2DAEF04A-7C9A-4C64-99E9-D0F503667FBF}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/proxy/msbuild/serveramd/serveramd.vcxproj b/cpp/test/Ice/proxy/msbuild/serveramd/serveramd.vcxproj
index bc675d50407..15d477ba1c5 100644
--- a/cpp/test/Ice/proxy/msbuild/serveramd/serveramd.vcxproj
+++ b/cpp/test/Ice/proxy/msbuild/serveramd/serveramd.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{36CC0D35-FFFE-46D1-8EE1-1A3438DCC938}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -333,4 +334,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/retry/msbuild/client/client.vcxproj b/cpp/test/Ice/retry/msbuild/client/client.vcxproj
index 297d5afc826..846b2e0c8e9 100644
--- a/cpp/test/Ice/retry/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/retry/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{2C8EC06E-CC5B-4D04-A49E-4656CF1D199D}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -326,4 +327,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/retry/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/retry/msbuild/collocated/collocated.vcxproj
index 328828d4bdf..de04259100e 100644
--- a/cpp/test/Ice/retry/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/retry/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{9D7FD661-AA09-43D3-9772-66EC4915A848}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -328,4 +329,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/retry/msbuild/server/server.vcxproj b/cpp/test/Ice/retry/msbuild/server/server.vcxproj
index 5381188a32c..36e7d775683 100644
--- a/cpp/test/Ice/retry/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/retry/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{F689934E-7EED-4E85-A620-8FC72CD83255}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -328,4 +329,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/servantLocator/msbuild/client/client.vcxproj b/cpp/test/Ice/servantLocator/msbuild/client/client.vcxproj
index ea6e42ad0cb..7f13e366e47 100644
--- a/cpp/test/Ice/servantLocator/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/servantLocator/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{3329FD4A-C510-40FF-A642-365F8F56422E}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/servantLocator/msbuild/collocated/collocated.vcxproj b/cpp/test/Ice/servantLocator/msbuild/collocated/collocated.vcxproj
index 81c24b27bf0..a021e890dbb 100644
--- a/cpp/test/Ice/servantLocator/msbuild/collocated/collocated.vcxproj
+++ b/cpp/test/Ice/servantLocator/msbuild/collocated/collocated.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{8698D5A5-EABD-4024-B3A0-A78793B39510}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -328,4 +329,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/servantLocator/msbuild/server/server.vcxproj b/cpp/test/Ice/servantLocator/msbuild/server/server.vcxproj
index 49e4ccb8215..c010d14f4fc 100644
--- a/cpp/test/Ice/servantLocator/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/servantLocator/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{2B6769F3-9C20-49D1-821C-65BB70A53F76}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -327,4 +328,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/servantLocator/msbuild/serveramd/serveramd.vcxproj b/cpp/test/Ice/servantLocator/msbuild/serveramd/serveramd.vcxproj
index 19a926359c5..63705eb18cd 100644
--- a/cpp/test/Ice/servantLocator/msbuild/serveramd/serveramd.vcxproj
+++ b/cpp/test/Ice/servantLocator/msbuild/serveramd/serveramd.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{425BC777-A886-4EC9-819B-35D103A7FDD0}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -335,4 +336,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/services/msbuild/client.vcxproj b/cpp/test/Ice/services/msbuild/client.vcxproj
index 9695baa30e1..18a9f3e3fc5 100644
--- a/cpp/test/Ice/services/msbuild/client.vcxproj
+++ b/cpp/test/Ice/services/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{07BDBE85-B3C1-4E70-91E3-B2517CFB04C1}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -332,4 +333,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/slicing/exceptions/msbuild/client/client.vcxproj b/cpp/test/Ice/slicing/exceptions/msbuild/client/client.vcxproj
index 1210917167a..ca92c64bef9 100644
--- a/cpp/test/Ice/slicing/exceptions/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/slicing/exceptions/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{6476DBD1-9C4F-4107-8271-2B1DC2B535E5}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -432,4 +433,10 @@
     <Error Condition="!Exists('..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/slicing/exceptions/msbuild/server/server.vcxproj b/cpp/test/Ice/slicing/exceptions/msbuild/server/server.vcxproj
index acddd9cdec9..212542a3b98 100644
--- a/cpp/test/Ice/slicing/exceptions/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/slicing/exceptions/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{CFFE56E2-BBDE-4B6E-BB76-1A1A61453570}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -473,4 +474,10 @@
     <Error Condition="!Exists('..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/slicing/exceptions/msbuild/serveramd/serveramd.vcxproj b/cpp/test/Ice/slicing/exceptions/msbuild/serveramd/serveramd.vcxproj
index 8cdb2eda8a1..1347c02dfa0 100644
--- a/cpp/test/Ice/slicing/exceptions/msbuild/serveramd/serveramd.vcxproj
+++ b/cpp/test/Ice/slicing/exceptions/msbuild/serveramd/serveramd.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{171056B8-17A5-4825-9110-2877A94CD933}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -481,4 +482,10 @@
     <Error Condition="!Exists('..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/slicing/objects/msbuild/client/client.vcxproj b/cpp/test/Ice/slicing/objects/msbuild/client/client.vcxproj
index 37896837d56..80260a3d5ac 100644
--- a/cpp/test/Ice/slicing/objects/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/slicing/objects/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{ECFBC0CA-07CD-448D-8B23-660644E9D9FC}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -432,4 +433,10 @@
     <Error Condition="!Exists('..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/slicing/objects/msbuild/server/server.vcxproj b/cpp/test/Ice/slicing/objects/msbuild/server/server.vcxproj
index d89a2c05f37..1ce0e951467 100644
--- a/cpp/test/Ice/slicing/objects/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/slicing/objects/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{3A76C039-4054-4D6C-AA2D-D69C8806FB6E}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -473,4 +474,10 @@
     <Error Condition="!Exists('..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/slicing/objects/msbuild/serveramd/serveramd.vcxproj b/cpp/test/Ice/slicing/objects/msbuild/serveramd/serveramd.vcxproj
index 020e3a5fd7c..6cb98a32038 100644
--- a/cpp/test/Ice/slicing/objects/msbuild/serveramd/serveramd.vcxproj
+++ b/cpp/test/Ice/slicing/objects/msbuild/serveramd/serveramd.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{5AB527E1-111F-4AD0-8D98-2896E1390A70}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -481,4 +482,10 @@
     <Error Condition="!Exists('..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/stream/msbuild/client.vcxproj b/cpp/test/Ice/stream/msbuild/client.vcxproj
index 6b17e4563d9..026c230a32d 100644
--- a/cpp/test/Ice/stream/msbuild/client.vcxproj
+++ b/cpp/test/Ice/stream/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{263E5E46-AE57-4B3B-A3CE-7B639674F3A6}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -307,4 +308,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/stringConverter/msbuild/client/client.vcxproj b/cpp/test/Ice/stringConverter/msbuild/client/client.vcxproj
index b73c2faabd1..5a26505f5f6 100644
--- a/cpp/test/Ice/stringConverter/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/stringConverter/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{076446BE-553C-4938-9CF8-BC7DEB1BF235}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -283,4 +284,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/stringConverter/msbuild/server/server.vcxproj b/cpp/test/Ice/stringConverter/msbuild/server/server.vcxproj
index 616688ef3ff..024de15fb3f 100644
--- a/cpp/test/Ice/stringConverter/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/stringConverter/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{1733A0D9-A75C-47DB-86B9-EF199E48482B}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/threadPoolPriority/msbuild/client/client.vcxproj b/cpp/test/Ice/threadPoolPriority/msbuild/client/client.vcxproj
index 44abda09287..0df3f03e478 100644
--- a/cpp/test/Ice/threadPoolPriority/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/threadPoolPriority/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{CEDE5677-D376-4859-AEAE-55608D8F0440}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/threadPoolPriority/msbuild/server/server.vcxproj b/cpp/test/Ice/threadPoolPriority/msbuild/server/server.vcxproj
index b19ee6b9a23..8e09358218f 100644
--- a/cpp/test/Ice/threadPoolPriority/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/threadPoolPriority/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{54CA937D-F425-4EEA-B1A4-5DEC87BDDC19}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/threadPoolPriority/msbuild/servercustom/servercustom.vcxproj b/cpp/test/Ice/threadPoolPriority/msbuild/servercustom/servercustom.vcxproj
index ee1356e4533..689c4162847 100644
--- a/cpp/test/Ice/threadPoolPriority/msbuild/servercustom/servercustom.vcxproj
+++ b/cpp/test/Ice/threadPoolPriority/msbuild/servercustom/servercustom.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{FE519629-8AB6-4E36-AE0A-4D8FCF67C2B9}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/timeout/msbuild/client/client.vcxproj b/cpp/test/Ice/timeout/msbuild/client/client.vcxproj
index a1e9731278f..e31d71716cd 100644
--- a/cpp/test/Ice/timeout/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/timeout/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{2EE3C8C1-B890-4B24-932D-D699F1825C01}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -326,4 +327,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/timeout/msbuild/server/server.vcxproj b/cpp/test/Ice/timeout/msbuild/server/server.vcxproj
index 6ce5e9c20b4..44e26e786f7 100644
--- a/cpp/test/Ice/timeout/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/timeout/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{ACB2D1AC-CD6D-4AF9-9C11-B0B0AA5C5A8F}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/udp/msbuild/client/client.vcxproj b/cpp/test/Ice/udp/msbuild/client/client.vcxproj
index 2fd71b03079..28e6c35a215 100644
--- a/cpp/test/Ice/udp/msbuild/client/client.vcxproj
+++ b/cpp/test/Ice/udp/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{C2A13189-B75A-4ACA-98A0-326956F1F6EA}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Ice/udp/msbuild/server/server.vcxproj b/cpp/test/Ice/udp/msbuild/server/server.vcxproj
index ef612fbdeb6..d063f5d873d 100644
--- a/cpp/test/Ice/udp/msbuild/server/server.vcxproj
+++ b/cpp/test/Ice/udp/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{B2DDDBC0-559B-46E9-898F-958A1AA8991F}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceBox/admin/msbuild/client/client.vcxproj b/cpp/test/IceBox/admin/msbuild/client/client.vcxproj
index e704d22758f..8d0ba8ec03d 100644
--- a/cpp/test/IceBox/admin/msbuild/client/client.vcxproj
+++ b/cpp/test/IceBox/admin/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{0AF7FE2E-9C7F-4F87-A999-D397D39CE752}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -324,4 +325,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceBox/admin/msbuild/testservice/testservice.vcxproj b/cpp/test/IceBox/admin/msbuild/testservice/testservice.vcxproj
index bae790fdff9..cc11360398a 100644
--- a/cpp/test/IceBox/admin/msbuild/testservice/testservice.vcxproj
+++ b/cpp/test/IceBox/admin/msbuild/testservice/testservice.vcxproj
@@ -196,8 +196,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{508275B8-D93D-4F1B-BD48-1A4B7420F860}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -349,4 +350,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceBox/configuration/msbuild/client/client.vcxproj b/cpp/test/IceBox/configuration/msbuild/client/client.vcxproj
index e6471a7d932..6004ea556ad 100644
--- a/cpp/test/IceBox/configuration/msbuild/client/client.vcxproj
+++ b/cpp/test/IceBox/configuration/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{6854119E-CB5F-4B6F-9AB9-49538B9219F6}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -324,4 +325,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceBox/configuration/msbuild/testservice/testservice.vcxproj b/cpp/test/IceBox/configuration/msbuild/testservice/testservice.vcxproj
index 44c8189072a..87db98bb00c 100644
--- a/cpp/test/IceBox/configuration/msbuild/testservice/testservice.vcxproj
+++ b/cpp/test/IceBox/configuration/msbuild/testservice/testservice.vcxproj
@@ -196,8 +196,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{C4A93019-9757-4999-A1E5-3C019569A525}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -349,4 +350,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceDiscovery/simple/msbuild/client/client.vcxproj b/cpp/test/IceDiscovery/simple/msbuild/client/client.vcxproj
index f4b272d0658..304e24fc5ea 100644
--- a/cpp/test/IceDiscovery/simple/msbuild/client/client.vcxproj
+++ b/cpp/test/IceDiscovery/simple/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{8458C2DB-4B5E-4CC9-9365-571C62B2832F}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -308,4 +309,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceDiscovery/simple/msbuild/server/server.vcxproj b/cpp/test/IceDiscovery/simple/msbuild/server/server.vcxproj
index 999ac844ca7..f505527a898 100644
--- a/cpp/test/IceDiscovery/simple/msbuild/server/server.vcxproj
+++ b/cpp/test/IceDiscovery/simple/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{667B765B-502E-46C3-92EE-DDDDC657ED2D}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -333,4 +334,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/activation/msbuild/client/client.vcxproj b/cpp/test/IceGrid/activation/msbuild/client/client.vcxproj
index 3a25c7ea705..1fe0b2e9230 100644
--- a/cpp/test/IceGrid/activation/msbuild/client/client.vcxproj
+++ b/cpp/test/IceGrid/activation/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{F0DEFABC-1F27-4CDB-835A-1AF2958C3F9B}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/activation/msbuild/server/server.vcxproj b/cpp/test/IceGrid/activation/msbuild/server/server.vcxproj
index 0034640d740..fd7f3bc041a 100644
--- a/cpp/test/IceGrid/activation/msbuild/server/server.vcxproj
+++ b/cpp/test/IceGrid/activation/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{C00984F2-B825-45AF-86EC-A4FEF70B02C8}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/admin/msbuild/server.vcxproj b/cpp/test/IceGrid/admin/msbuild/server.vcxproj
index 442f3783d2d..ef62b04278c 100644
--- a/cpp/test/IceGrid/admin/msbuild/server.vcxproj
+++ b/cpp/test/IceGrid/admin/msbuild/server.vcxproj
@@ -45,8 +45,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{2CF45619-1C69-4072-B869-817D7954CABF}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/allocation/msbuild/client/client.vcxproj b/cpp/test/IceGrid/allocation/msbuild/client/client.vcxproj
index c130a42fac0..a1a4c436535 100644
--- a/cpp/test/IceGrid/allocation/msbuild/client/client.vcxproj
+++ b/cpp/test/IceGrid/allocation/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{0FC21E44-5EF6-4725-8B9E-CC3C91552BDE}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/allocation/msbuild/server/server.vcxproj b/cpp/test/IceGrid/allocation/msbuild/server/server.vcxproj
index 4fe5d4b0c52..26e7f77a3e6 100644
--- a/cpp/test/IceGrid/allocation/msbuild/server/server.vcxproj
+++ b/cpp/test/IceGrid/allocation/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{5DBA95DD-954C-4B77-A2D1-42E959B27C36}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/allocation/msbuild/verifier/verifier.vcxproj b/cpp/test/IceGrid/allocation/msbuild/verifier/verifier.vcxproj
index 27ff8b09169..6e9f8dbbd64 100644
--- a/cpp/test/IceGrid/allocation/msbuild/verifier/verifier.vcxproj
+++ b/cpp/test/IceGrid/allocation/msbuild/verifier/verifier.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{9EA751B7-04D5-484C-89EF-03AA2782B1D6}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/deployer/msbuild/client/client.vcxproj b/cpp/test/IceGrid/deployer/msbuild/client/client.vcxproj
index 17a7a929aed..4c0f17b340d 100644
--- a/cpp/test/IceGrid/deployer/msbuild/client/client.vcxproj
+++ b/cpp/test/IceGrid/deployer/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{3DF7D787-3F9C-48E9-BECE-B9E7030E01A7}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/deployer/msbuild/server/server.vcxproj b/cpp/test/IceGrid/deployer/msbuild/server/server.vcxproj
index 42d70f5b4d3..7c2763f681d 100644
--- a/cpp/test/IceGrid/deployer/msbuild/server/server.vcxproj
+++ b/cpp/test/IceGrid/deployer/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{727351F3-D1CC-42C5-9AA2-5840AD3F7A1A}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/deployer/msbuild/testservice/testservice.vcxproj b/cpp/test/IceGrid/deployer/msbuild/testservice/testservice.vcxproj
index d70b4efcffb..893fb893f4f 100644
--- a/cpp/test/IceGrid/deployer/msbuild/testservice/testservice.vcxproj
+++ b/cpp/test/IceGrid/deployer/msbuild/testservice/testservice.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{C3955110-CB5E-484A-938C-D7861E08D43B}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -349,4 +350,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/distribution/msbuild/client/client.vcxproj b/cpp/test/IceGrid/distribution/msbuild/client/client.vcxproj
index 59e0abb552b..1d59f1991d8 100644
--- a/cpp/test/IceGrid/distribution/msbuild/client/client.vcxproj
+++ b/cpp/test/IceGrid/distribution/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{DFDF7BA0-4F61-4060-B919-7C8B2D40172E}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/distribution/msbuild/server/server.vcxproj b/cpp/test/IceGrid/distribution/msbuild/server/server.vcxproj
index 14349a5ba6a..886900a8170 100644
--- a/cpp/test/IceGrid/distribution/msbuild/server/server.vcxproj
+++ b/cpp/test/IceGrid/distribution/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{E4DC9D1E-8282-491F-A1FA-AF497EB1FF9C}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/noRestartUpdate/msbuild/client/client.vcxproj b/cpp/test/IceGrid/noRestartUpdate/msbuild/client/client.vcxproj
index f3ca6ef826e..6875069f5cc 100644
--- a/cpp/test/IceGrid/noRestartUpdate/msbuild/client/client.vcxproj
+++ b/cpp/test/IceGrid/noRestartUpdate/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{D7F18F42-AD57-4F5C-B66E-FA0061BEB54F}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/noRestartUpdate/msbuild/server/server.vcxproj b/cpp/test/IceGrid/noRestartUpdate/msbuild/server/server.vcxproj
index 0d62177c26d..346761aef53 100644
--- a/cpp/test/IceGrid/noRestartUpdate/msbuild/server/server.vcxproj
+++ b/cpp/test/IceGrid/noRestartUpdate/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{8680F272-78C1-41E2-AE78-10E37BFC6F53}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/noRestartUpdate/msbuild/testservice/testservice.vcxproj b/cpp/test/IceGrid/noRestartUpdate/msbuild/testservice/testservice.vcxproj
index 5d0ca1837a7..cfb462b93d8 100644
--- a/cpp/test/IceGrid/noRestartUpdate/msbuild/testservice/testservice.vcxproj
+++ b/cpp/test/IceGrid/noRestartUpdate/msbuild/testservice/testservice.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{6D4BA8B0-63B8-47D8-8B37-0A56A464BD4D}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -349,4 +350,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/replicaGroup/msbuild/client/client.vcxproj b/cpp/test/IceGrid/replicaGroup/msbuild/client/client.vcxproj
index 906de371b38..a8305c63b61 100644
--- a/cpp/test/IceGrid/replicaGroup/msbuild/client/client.vcxproj
+++ b/cpp/test/IceGrid/replicaGroup/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{849F83BA-7817-419C-93E5-9F92541F773F}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/replicaGroup/msbuild/registryplugin/registryplugin.vcxproj b/cpp/test/IceGrid/replicaGroup/msbuild/registryplugin/registryplugin.vcxproj
index f2b8dfd8bbb..de241df72ad 100644
--- a/cpp/test/IceGrid/replicaGroup/msbuild/registryplugin/registryplugin.vcxproj
+++ b/cpp/test/IceGrid/replicaGroup/msbuild/registryplugin/registryplugin.vcxproj
@@ -45,8 +45,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{77CB36FD-F130-4416-B6B7-C24EFD83630E}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/replicaGroup/msbuild/server/server.vcxproj b/cpp/test/IceGrid/replicaGroup/msbuild/server/server.vcxproj
index 9011b1320e8..a1833e332c3 100644
--- a/cpp/test/IceGrid/replicaGroup/msbuild/server/server.vcxproj
+++ b/cpp/test/IceGrid/replicaGroup/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{DA51489E-AC9D-4D59-89FC-1F103449CC5A}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/replicaGroup/msbuild/testservice/testservice.vcxproj b/cpp/test/IceGrid/replicaGroup/msbuild/testservice/testservice.vcxproj
index a471e03ec0f..639b661a9b0 100644
--- a/cpp/test/IceGrid/replicaGroup/msbuild/testservice/testservice.vcxproj
+++ b/cpp/test/IceGrid/replicaGroup/msbuild/testservice/testservice.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{299B54D9-A682-40D5-B87B-A0C21BF1E839}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -349,4 +350,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/replication/msbuild/client/client.vcxproj b/cpp/test/IceGrid/replication/msbuild/client/client.vcxproj
index 2dccc4e82b2..31174d8458b 100644
--- a/cpp/test/IceGrid/replication/msbuild/client/client.vcxproj
+++ b/cpp/test/IceGrid/replication/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{D306ADCE-34A1-4599-BD50-8598BB92B47F}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/replication/msbuild/server/server.vcxproj b/cpp/test/IceGrid/replication/msbuild/server/server.vcxproj
index 829f1ff3318..cb5de51fee5 100644
--- a/cpp/test/IceGrid/replication/msbuild/server/server.vcxproj
+++ b/cpp/test/IceGrid/replication/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{3A517759-2BC3-4110-97AA-E5E7E45EA3D8}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/session/msbuild/client/client.vcxproj b/cpp/test/IceGrid/session/msbuild/client/client.vcxproj
index 0ed6be58d6f..ac345ef178b 100644
--- a/cpp/test/IceGrid/session/msbuild/client/client.vcxproj
+++ b/cpp/test/IceGrid/session/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{8EBD7C12-5623-467F-B80D-CFBB4C695771}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -284,4 +285,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/session/msbuild/server/server.vcxproj b/cpp/test/IceGrid/session/msbuild/server/server.vcxproj
index 899b53ffe0e..5f733ea6542 100644
--- a/cpp/test/IceGrid/session/msbuild/server/server.vcxproj
+++ b/cpp/test/IceGrid/session/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{35F085D1-34B8-450C-AE23-FCF994DE4879}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/session/msbuild/verifier/verifier.vcxproj b/cpp/test/IceGrid/session/msbuild/verifier/verifier.vcxproj
index 2dee4b2bd1e..78b012b77ab 100644
--- a/cpp/test/IceGrid/session/msbuild/verifier/verifier.vcxproj
+++ b/cpp/test/IceGrid/session/msbuild/verifier/verifier.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{16EED45E-8D20-40EF-BB30-9DDD5A11B352}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/simple/msbuild/client/client.vcxproj b/cpp/test/IceGrid/simple/msbuild/client/client.vcxproj
index 6951654e8d2..32718b73c2c 100644
--- a/cpp/test/IceGrid/simple/msbuild/client/client.vcxproj
+++ b/cpp/test/IceGrid/simple/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{2B721A85-96F1-4B92-BB31-1BCEF6ACFC8E}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -308,4 +309,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/simple/msbuild/server/server.vcxproj b/cpp/test/IceGrid/simple/msbuild/server/server.vcxproj
index 3cae43f8355..099fc822d97 100644
--- a/cpp/test/IceGrid/simple/msbuild/server/server.vcxproj
+++ b/cpp/test/IceGrid/simple/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{C5606B09-9FB7-4337-A490-2024CDCE4036}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/update/msbuild/client/client.vcxproj b/cpp/test/IceGrid/update/msbuild/client/client.vcxproj
index b83c6bbada3..f2b1e70124f 100644
--- a/cpp/test/IceGrid/update/msbuild/client/client.vcxproj
+++ b/cpp/test/IceGrid/update/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{12405F8D-7361-450D-8AFE-85BFD3AEEFD7}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -308,4 +309,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceGrid/update/msbuild/server/server.vcxproj b/cpp/test/IceGrid/update/msbuild/server/server.vcxproj
index d413bb565ee..a490ace6c79 100644
--- a/cpp/test/IceGrid/update/msbuild/server/server.vcxproj
+++ b/cpp/test/IceGrid/update/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{D7224A94-13EF-4253-B3EA-801295D5966B}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceSSL/configuration/msbuild/client/client.vcxproj b/cpp/test/IceSSL/configuration/msbuild/client/client.vcxproj
index d0ea12cb480..2289fadb3cf 100644
--- a/cpp/test/IceSSL/configuration/msbuild/client/client.vcxproj
+++ b/cpp/test/IceSSL/configuration/msbuild/client/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{4CDBBDDD-7CB7-4063-ACCE-667D6162C5CA}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -324,4 +325,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceSSL/configuration/msbuild/server/server.vcxproj b/cpp/test/IceSSL/configuration/msbuild/server/server.vcxproj
index 170b8cb32f4..ae763ba5205 100644
--- a/cpp/test/IceSSL/configuration/msbuild/server/server.vcxproj
+++ b/cpp/test/IceSSL/configuration/msbuild/server/server.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{8A420B3E-C5C5-403B-874A-6D2A5A51783B}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -325,4 +326,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/federation/msbuild/publisher/publisher.vcxproj b/cpp/test/IceStorm/federation/msbuild/publisher/publisher.vcxproj
index 7a7a3881bad..3685dc35c31 100644
--- a/cpp/test/IceStorm/federation/msbuild/publisher/publisher.vcxproj
+++ b/cpp/test/IceStorm/federation/msbuild/publisher/publisher.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{F2FC008C-2972-481A-9E30-2D194E1DBAD7}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -283,4 +284,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/federation/msbuild/subscriber/subscriber.vcxproj b/cpp/test/IceStorm/federation/msbuild/subscriber/subscriber.vcxproj
index 19fbb3b2628..31d1d9070ac 100644
--- a/cpp/test/IceStorm/federation/msbuild/subscriber/subscriber.vcxproj
+++ b/cpp/test/IceStorm/federation/msbuild/subscriber/subscriber.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{5150E36B-EDF1-410B-A7D7-7B0D75AB92C4}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/federation2/msbuild/publisher/publisher.vcxproj b/cpp/test/IceStorm/federation2/msbuild/publisher/publisher.vcxproj
index 11ad24670d8..5096db35786 100644
--- a/cpp/test/IceStorm/federation2/msbuild/publisher/publisher.vcxproj
+++ b/cpp/test/IceStorm/federation2/msbuild/publisher/publisher.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{FA05E973-3F45-4C5A-8226-BBDAD8F9DE4F}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -283,4 +284,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/federation2/msbuild/subscriber/subscriber.vcxproj b/cpp/test/IceStorm/federation2/msbuild/subscriber/subscriber.vcxproj
index 665a75b99c2..a45518b0ce6 100644
--- a/cpp/test/IceStorm/federation2/msbuild/subscriber/subscriber.vcxproj
+++ b/cpp/test/IceStorm/federation2/msbuild/subscriber/subscriber.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{E879E538-6746-4EEE-8D70-0FC80B8A2FAC}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/rep1/msbuild/publisher/publisher.vcxproj b/cpp/test/IceStorm/rep1/msbuild/publisher/publisher.vcxproj
index ecc53871e21..e952b7a77e1 100644
--- a/cpp/test/IceStorm/rep1/msbuild/publisher/publisher.vcxproj
+++ b/cpp/test/IceStorm/rep1/msbuild/publisher/publisher.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{58B8CF53-AC7C-4FE5-ABA1-A356034BFE10}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -283,4 +284,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/rep1/msbuild/sub/sub.vcxproj b/cpp/test/IceStorm/rep1/msbuild/sub/sub.vcxproj
index ae41fa5c2c2..5d72b2790f9 100644
--- a/cpp/test/IceStorm/rep1/msbuild/sub/sub.vcxproj
+++ b/cpp/test/IceStorm/rep1/msbuild/sub/sub.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{E6690528-7BB9-4B8E-8F15-4F3C58A736B9}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/rep1/msbuild/subscriber/subscriber.vcxproj b/cpp/test/IceStorm/rep1/msbuild/subscriber/subscriber.vcxproj
index 00dad0ed61b..5b55289d2ed 100644
--- a/cpp/test/IceStorm/rep1/msbuild/subscriber/subscriber.vcxproj
+++ b/cpp/test/IceStorm/rep1/msbuild/subscriber/subscriber.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{CB22725D-1669-4945-83D3-81CA767F0B56}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/repgrid/msbuild/client.vcxproj b/cpp/test/IceStorm/repgrid/msbuild/client.vcxproj
index 342a4730741..d5a0adf0bf7 100644
--- a/cpp/test/IceStorm/repgrid/msbuild/client.vcxproj
+++ b/cpp/test/IceStorm/repgrid/msbuild/client.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{C988F9AD-ED3C-4796-A7F5-CE7678FD689A}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -283,4 +284,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/repstress/msbuild/control/control.vcxproj b/cpp/test/IceStorm/repstress/msbuild/control/control.vcxproj
index d9c766bbeab..a7048ecfe82 100644
--- a/cpp/test/IceStorm/repstress/msbuild/control/control.vcxproj
+++ b/cpp/test/IceStorm/repstress/msbuild/control/control.vcxproj
@@ -339,8 +339,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{7C5AB509-3BB9-43F7-B4BA-D8D57BDED7BA}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -468,4 +469,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/repstress/msbuild/publisher/publisher.vcxproj b/cpp/test/IceStorm/repstress/msbuild/publisher/publisher.vcxproj
index 51c44b19c3f..d8daa1b194b 100644
--- a/cpp/test/IceStorm/repstress/msbuild/publisher/publisher.vcxproj
+++ b/cpp/test/IceStorm/repstress/msbuild/publisher/publisher.vcxproj
@@ -339,8 +339,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{A6F10BA0-D8BC-4CE6-A6B0-E9C556F4FCC0}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -428,4 +429,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/repstress/msbuild/subscriber/subscriber.vcxproj b/cpp/test/IceStorm/repstress/msbuild/subscriber/subscriber.vcxproj
index 75913a3b4fd..c1991894f1f 100644
--- a/cpp/test/IceStorm/repstress/msbuild/subscriber/subscriber.vcxproj
+++ b/cpp/test/IceStorm/repstress/msbuild/subscriber/subscriber.vcxproj
@@ -339,8 +339,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{6020F924-5846-452A-B704-BA762AC106DD}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -468,4 +469,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/single/msbuild/publisher/publisher.vcxproj b/cpp/test/IceStorm/single/msbuild/publisher/publisher.vcxproj
index 319e9a7e6fa..51eef226c97 100644
--- a/cpp/test/IceStorm/single/msbuild/publisher/publisher.vcxproj
+++ b/cpp/test/IceStorm/single/msbuild/publisher/publisher.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{83801760-CFF3-4B11-9CA5-4598C0DBC442}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -283,4 +284,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/single/msbuild/subscriber/subscriber.vcxproj b/cpp/test/IceStorm/single/msbuild/subscriber/subscriber.vcxproj
index df8b2e8e9f1..1fd3191563f 100644
--- a/cpp/test/IceStorm/single/msbuild/subscriber/subscriber.vcxproj
+++ b/cpp/test/IceStorm/single/msbuild/subscriber/subscriber.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{7186CBA9-18FE-4868-8A2F-2CF50F66132A}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/stress/msbuild/publisher/publisher.vcxproj b/cpp/test/IceStorm/stress/msbuild/publisher/publisher.vcxproj
index dc20ffd7e59..d0b249a3863 100644
--- a/cpp/test/IceStorm/stress/msbuild/publisher/publisher.vcxproj
+++ b/cpp/test/IceStorm/stress/msbuild/publisher/publisher.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{1F040862-DAB3-4F65-893D-0023BD2BD0E4}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -283,4 +284,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceStorm/stress/msbuild/subscriber/subscriber.vcxproj b/cpp/test/IceStorm/stress/msbuild/subscriber/subscriber.vcxproj
index 439714cb9c7..8e7a5accaf7 100644
--- a/cpp/test/IceStorm/stress/msbuild/subscriber/subscriber.vcxproj
+++ b/cpp/test/IceStorm/stress/msbuild/subscriber/subscriber.vcxproj
@@ -194,8 +194,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{529BDB9A-7714-4CC6-A116-189159D8CC4A}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceUtil/condvar/msbuild/match/match.vcxproj b/cpp/test/IceUtil/condvar/msbuild/match/match.vcxproj
index d758b68c34e..3c9c16118bf 100644
--- a/cpp/test/IceUtil/condvar/msbuild/match/match.vcxproj
+++ b/cpp/test/IceUtil/condvar/msbuild/match/match.vcxproj
@@ -45,8 +45,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{7AAF5067-EBBB-46BA-934B-0337EE844B69}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceUtil/condvar/msbuild/workqueue/workqueue.vcxproj b/cpp/test/IceUtil/condvar/msbuild/workqueue/workqueue.vcxproj
index 0b105a1e44e..5e5ded18a8b 100644
--- a/cpp/test/IceUtil/condvar/msbuild/workqueue/workqueue.vcxproj
+++ b/cpp/test/IceUtil/condvar/msbuild/workqueue/workqueue.vcxproj
@@ -45,8 +45,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{6859C86F-E845-4CC3-9667-549638D1BBE4}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceUtil/ctrlCHandler/msbuild/client.vcxproj b/cpp/test/IceUtil/ctrlCHandler/msbuild/client.vcxproj
index a63a15286be..5929b7652f8 100644
--- a/cpp/test/IceUtil/ctrlCHandler/msbuild/client.vcxproj
+++ b/cpp/test/IceUtil/ctrlCHandler/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{74127AED-9D17-4789-8B2F-9CCD660E7204}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceUtil/inputUtil/msbuild/client.vcxproj b/cpp/test/IceUtil/inputUtil/msbuild/client.vcxproj
index 31c2bb71cd4..e372d0e8bec 100644
--- a/cpp/test/IceUtil/inputUtil/msbuild/client.vcxproj
+++ b/cpp/test/IceUtil/inputUtil/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{2D412D9D-49F4-4259-A175-D6BBA1E8DFFD}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceUtil/priority/msbuild/client.vcxproj b/cpp/test/IceUtil/priority/msbuild/client.vcxproj
index 1a6be4782ce..feb408391c4 100644
--- a/cpp/test/IceUtil/priority/msbuild/client.vcxproj
+++ b/cpp/test/IceUtil/priority/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{2C646634-969C-4A25-B9F2-ACE22302A89C}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -186,4 +187,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceUtil/sha1/msbuild/client.vcxproj b/cpp/test/IceUtil/sha1/msbuild/client.vcxproj
index a57a53cbbd9..0d586fd97f1 100644
--- a/cpp/test/IceUtil/sha1/msbuild/client.vcxproj
+++ b/cpp/test/IceUtil/sha1/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{15F7115E-5CD1-4CC9-9B8C-9C9357801302}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceUtil/stacktrace/msbuild/client.vcxproj b/cpp/test/IceUtil/stacktrace/msbuild/client.vcxproj
index 33fcc8464e4..0c1e176eb50 100644
--- a/cpp/test/IceUtil/stacktrace/msbuild/client.vcxproj
+++ b/cpp/test/IceUtil/stacktrace/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{66CF01A0-7BE5-482E-8D27-6294E691B084}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -198,4 +199,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceUtil/thread/msbuild/client.vcxproj b/cpp/test/IceUtil/thread/msbuild/client.vcxproj
index 91cc6b53ec4..6e8c6ef9b61 100644
--- a/cpp/test/IceUtil/thread/msbuild/client.vcxproj
+++ b/cpp/test/IceUtil/thread/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{6408610F-33BC-4BAE-B0E0-F366C7B93B88}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -198,4 +199,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceUtil/timer/msbuild/client.vcxproj b/cpp/test/IceUtil/timer/msbuild/client.vcxproj
index f940bad07aa..315e96ed05c 100644
--- a/cpp/test/IceUtil/timer/msbuild/client.vcxproj
+++ b/cpp/test/IceUtil/timer/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{6D50FDCA-D1EB-4C60-9654-BB9FB9EA148B}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceUtil/unicode/msbuild/client.vcxproj b/cpp/test/IceUtil/unicode/msbuild/client.vcxproj
index af483cec9ca..bb6a6c7d093 100644
--- a/cpp/test/IceUtil/unicode/msbuild/client.vcxproj
+++ b/cpp/test/IceUtil/unicode/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{CFB00773-94A6-411F-A2C1-20BC52772510}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/IceUtil/uuid/msbuild/client.vcxproj b/cpp/test/IceUtil/uuid/msbuild/client.vcxproj
index c24648627cc..64de7f491d1 100644
--- a/cpp/test/IceUtil/uuid/msbuild/client.vcxproj
+++ b/cpp/test/IceUtil/uuid/msbuild/client.vcxproj
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{03ECBDF1-F8FB-40B0-8CC4-7F26D045B894}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -174,4 +175,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
 </Project>
 \ No newline at end of file
diff --git a/cpp/test/Slice/keyword/msbuild/client.vcxproj b/cpp/test/Slice/keyword/msbuild/client.vcxproj
index d557d068b29..effa6acee03 100644
--- a/cpp/test/Slice/keyword/msbuild/client.vcxproj
+++ b/cpp/test/Slice/keyword/msbuild/client.vcxproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props" Condition="Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props') and '$(UseNugetBinDist)' == 'yes'" />
   <Import Project="..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props" Condition="Exists('..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props') and '$(UseNugetBinDist)' == 'yes'" />
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{C0E4DA83-0A01-4C49-AEF8-2D0B3DDABCBC}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
-</Project>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
+</Project>
+\ No newline at end of file
diff --git a/cpp/test/Slice/macros/msbuild/client.vcxproj b/cpp/test/Slice/macros/msbuild/client.vcxproj
index 2745761f1ac..8bb5d25fe25 100644
--- a/cpp/test/Slice/macros/msbuild/client.vcxproj
+++ b/cpp/test/Slice/macros/msbuild/client.vcxproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props" Condition="Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props') and '$(UseNugetBinDist)' == 'yes'" />
   <Import Project="..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props" Condition="Exists('..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props') and '$(UseNugetBinDist)' == 'yes'" />
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{4FA5930A-77B1-46D8-B1F0-EF3D00C2E0A3}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
-</Project>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
+</Project>
+\ No newline at end of file
diff --git a/cpp/test/Slice/parser/msbuild/client.vcxproj b/cpp/test/Slice/parser/msbuild/client.vcxproj
index 52d857208f4..e5eeb7761b5 100644
--- a/cpp/test/Slice/parser/msbuild/client.vcxproj
+++ b/cpp/test/Slice/parser/msbuild/client.vcxproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props" Condition="Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props') and '$(UseNugetBinDist)' == 'yes'" />
   <Import Project="..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props" Condition="Exists('..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props') and '$(UseNugetBinDist)' == 'yes'" />
@@ -338,8 +338,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{BFB8253B-4233-410B-AC03-BBC876DAB68D}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -470,4 +471,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
-</Project>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
+</Project>
+\ No newline at end of file
diff --git a/cpp/test/Slice/structure/msbuild/client.vcxproj b/cpp/test/Slice/structure/msbuild/client.vcxproj
index add976bff4c..054aea27ddf 100644
--- a/cpp/test/Slice/structure/msbuild/client.vcxproj
+++ b/cpp/test/Slice/structure/msbuild/client.vcxproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props" Condition="Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props') and '$(UseNugetBinDist)' == 'yes'" />
   <Import Project="..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props" Condition="Exists('..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props') and '$(UseNugetBinDist)' == 'yes'" />
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{24E0F8DA-F197-4E4B-8820-0614713CD8A9}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -323,4 +324,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
-</Project>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
+</Project>
+\ No newline at end of file
diff --git a/cpp/test/Slice/utf8BOM/msbuild/client.vcxproj b/cpp/test/Slice/utf8BOM/msbuild/client.vcxproj
index 6d6c2f7b292..37ad4b89a6e 100644
--- a/cpp/test/Slice/utf8BOM/msbuild/client.vcxproj
+++ b/cpp/test/Slice/utf8BOM/msbuild/client.vcxproj
@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props" Condition="Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props') and '$(UseNugetBinDist)' == 'yes'" />
   <Import Project="..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props" Condition="Exists('..\..\..\..\msbuild\packages\zeroc.ice.v120.3.7.0-alpha3\build\native\zeroc.ice.v120.props') and '$(UseNugetBinDist)' == 'yes'" />
@@ -39,8 +39,9 @@
   <PropertyGroup Label="Globals">
     <ProjectGuid>{078030B1-68CF-4ABC-A21F-7C867477AEAC}</ProjectGuid>
     <WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
-    <IceBuilderCppProps Condition="!Exists('$(IceBuilderCppProps)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.props', SearchOption.AllDirectories))</IceBuilderCppProps>
-    <IceBuilderCppTargets Condition="!Exists('$(IceBuilderCppTargets)')">$([System.IO.Directory]::GetFiles('$(LocalAppData)\Microsoft\VisualStudio\$(VisualStudioVersion)\Extensions', 'IceBuilder.Cpp.targets', SearchOption.AllDirectories))</IceBuilderCppTargets>
+    <IceBuilderInstallDir>$([MSBuild]::GetRegistryValue('HKEY_CURRENT_USER\SOFTWARE\ZeroC\IceBuilder', 'InstallDir.$(VisualStudioVersion)'))</IceBuilderInstallDir>
+    <IceBuilderCppProps>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.props</IceBuilderCppProps>
+    <IceBuilderCppTargets>$(IceBuilderInstallDir)\Resources\IceBuilder.Cpp.targets</IceBuilderCppTargets>
   </PropertyGroup>
   <Import Project="$(VCTargetsPath)\Microsoft.Cpp.Default.props" />
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
@@ -322,4 +323,10 @@
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.props'))" />
     <Error Condition="!Exists('..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets')" Text="$([System.String]::Format('$(ErrorText)', '..\..\..\..\msbuild\packages\zeroc.ice.v140.3.7.0-alpha3\build\native\zeroc.ice.v140.targets'))" />
   </Target>
-</Project>
+  <Target Name="EnsureIceBuilderImports" BeforeTargets="PrepareForBuild">
+    <PropertyGroup>
+      <ErrorText>This project requires the Ice Builder for Visual Studio extension. Use "Tools &amp;gt; Extensions and Updates" to install it. For more information, see https://visualstudiogallery.msdn.microsoft.com/1a64e701-63f2-4740-8004-290e6c682ce0.</ErrorText>
+    </PropertyGroup>
+    <Error Condition="!Exists('$(IceBuilderCppProps)')" Text="$(ErrorText)" />
+  </Target>
+</Project>
+\ No newline at end of file
author	Jose <jose@zeroc.com>	2016-11-11 22:20:34 +0100
committer	Jose <jose@zeroc.com>	2016-11-11 22:20:34 +0100
commit	c571269c236e80d32dcd1c13259bf7a5680a6abc (patch)
tree	a8ac7f38361beaa5d30bbe84de27ea0dda282395 /cpp/test
parent	Update to mcpp-2.7.2.12 (diff)
download	ice-c571269c236e80d32dcd1c13259bf7a5680a6abc.tar.bz2 ice-c571269c236e80d32dcd1c13259bf7a5680a6abc.tar.xz ice-c571269c236e80d32dcd1c13259bf7a5680a6abc.zip