error C1083 documents, settings, include, error, file

HJKMCS

c:\documents and settings\fg\桌面\core_graphics.cpp(12) : fatal error C1083: Cannot open include file: 'Core_Global.h': No such file or directory

在VC++6.0提示这个怎么解决啊？
我的头文件库文件都安装好了。