1 files changed, 6 insertions, 2 deletions
diff --git a/cpp/src/IcePack/Client.cpp b/cpp/src/IcePack/Client.cpp
index 09e37558291..3ba7d0c3267 100644
--- a/cpp/src/IcePack/Client.cpp
+++ b/cpp/src/IcePack/Client.cpp
@@ -155,9 +155,13 @@ Client::run(int argc, char* argv[])
     for(Ice::SliceChecksumDict::const_iterator q = localChecksums.begin(); q != localChecksums.end(); ++q)
     {
         Ice::SliceChecksumDict::const_iterator r = serverChecksums.find(q->first);
-        if(r == serverChecksums.end() || q->second != r->second)
+        if(r == serverChecksums.end())
         {
-            cerr << appName() << ": server is using different Slice definitions" << endl;
+            cerr << appName() << ": server is using unknown Slice type `" << q->first << "'" << endl;
+        }
+        else if(q->second != r->second)
+        {
+            cerr << appName() << ": server is using a different Slice definition of `" << q->first << "'" << endl;
         }
     }