Does not compile in Visual Studio

[ligivan]

Cannot open source file: '........\src\nes\core\ppu.cpp': No such file or directory
Cannot open source file: '........\src\gb\core\gba\Sound.cpp': No such file or directory
Cannot open source file: '........\src\gb\core\gba\Globals.cpp': No such file or directory
Cannot open source file: '........\src\gb\core\gba\Flash.cpp': No such file or directory
Cannot open source file: '........\src\gb\core\gba\Cheats.cpp': No such file or directory