0 IceUtil::Exception::Exception(char const*, int) in
  1 IceUtil::ExceptionHelper<IceUtil::NullHandleException>::ExceptionHelper(char const*, int) in
  2 IceUtil::NullHandleException::NullHandleException(char const*, int) in
  3 IceUtil::NullHandleException::NullHandleException(char const*, int) in
  4 (anonymous namespace)::Thrower::fifth() in client
  5 (anonymous namespace)::Thrower::forth() in client
  6 (anonymous namespace)::Thrower::third() in client
  7 (anonymous namespace)::Thrower::second() in client
  8 (anonymous namespace)::Thrower::first() in client
  9 main in client
 10 start in libdyld.dylib