The Old New Thing

Undecorating names to see why a function can’t be found

December 29, 2008 Dec 29, 2008 12/29/08

Raymond Chen

Here's a problem inspired by actual events. When I build my project, it compiles fine, but it fails during the link step with an unresolved external: program.obj : error LNK2001: unresolved external symbol "public: virtual wchar_t const * __thiscall UILibrary::PushButton::GetName(class UILibrary::StringHolder * *)" (?GetName@PushButton@...