im using build solution with the new Microsoft Visual C++ 2010 beta and now get this error message when i hit build solution.
1>------ Build started: Project: sample1, Configuration: Debug Win32 ------
1> sample1.cpp
1>c

users\owner\documents\visual studio 2010\projects\sample1\sample1\sample1.cpp(7): warning C4627: '#include <iostream>': skipped when looking for precompiled header use
1> Add directive to 'StdAfx.h' or rebuild precompiled header
1>c

users\owner\documents\visual studio 2010\projects\sample1\sample1\sample1.cpp(20): fatal error C1010: unexpected end of file while looking for precompiled header. Did you forget to add '#include "StdAfx.h"' to your source?
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========