求助！！！为什么编译时出现的错误是vc里面的错误而不...

maren

错误提示如下：
ompiling...
canvasFrame.cpp
e:\program files\microsoft visual studio\vc98\include\crtdbg.h(536) : error C2833: 'operator DEBUG_NEW' is not a recognized operator or type
e:\program files\microsoft visual studio\vc98\include\crtdbg.h(536) : error C2059: syntax error : 'newline'
e:\program files\microsoft visual studio\vc98\mfc\include\afx.h(674) : error C2833: 'operator DEBUG_NEW' is not a recognized operator or type
e:\program files\microsoft visual studio\vc98\mfc\include\afx.h(674) : error C2059: syntax error : 'newline'
e:\program files\microsoft visual studio\vc98\mfc\include\afx.h(674) : error C2238: unexpected token(s) preceding ';'
e:\program files\microsoft visual studio\vc98\mfc\include\afx.h(675) : error C2833: 'operator DEBUG_NEW' is not a recognized operator or type
e:\program files\microsoft visual studio\vc98\mfc\include\afx.h(675) : error C2059: syntax error : 'newline'
e:\program files\microsoft visual studio\vc98\mfc\include\afx.h(675) : error C2238: unexpected token(s) preceding ';'
e:\program files\microsoft visual studio\vc98\mfc\include\afx.h(683) : error C2833: 'operator DEBUG_NEW' is not a recognized operator or type
e:\program files\microsoft visual studio\vc98\mfc\include\afx.h(683) : error C2059: syntax error : 'newline'
e:\program files\microsoft visual studio\vc98\mfc\include\afx.h(683) : error C2238: unexpected token(s) preceding ';'
e:\program files\microsoft visual studio\vc98\mfc\include\afx.h(1631) : error C2833: 'operator DEBUG_NEW' is not a recognized operator or type
e:\program files\microsoft visual studio\vc98\mfc\include\afx.h(1631) : error C2059: syntax error : 'newline'
e:\program files\microsoft visual studio\vc98\mfc\include\afxtls_.h(122) : error C2059: syntax error : 'string'
e:\program files\microsoft visual studio\vc98\mfc\include\afxtls_.h(123) : error C2091: function returns function
e:\program files\microsoft visual studio\vc98\mfc\include\afxtls_.h(123) : error C2802: static member 'operator new' has no formal parameters
e:\program files\microsoft visual studio\vc98\mfc\include\afxtls_.h(123) : error C2333: 'new' : error in function declaration; skipping function body
e:\program files\microsoft visual studio\vc98\mfc\include\afxtls_.h(131) : error C2059: syntax error : 'string'
e:\program files\microsoft visual studio\vc98\mfc\include\afxtls_.h(131) : error C2091: function returns function
e:\program files\microsoft visual studio\vc98\mfc\include\afxtls_.h(131) : error C2802: static member 'operator new' has no formal parameters
e:\program files\microsoft visual studio\vc98\mfc\include\afxtls_.h(135) : error C2059: syntax error : 'string'
e:\program files\microsoft visual studio\vc98\mfc\include\afxtls_.h(135) : error C2091: function returns function
e:\program files\microsoft visual studio\vc98\mfc\include\afxtls_.h(135) : error C2556: 'void *(__cdecl *__stdcall CNoTrackObject:perator new(void))(unsigned int,const char *,int)' : overloaded function differs only by return type from 'void *(__c
decl *__stdcall CNoTrackObject::operator new(void))(unsigned int)'
        e:\program files\microsoft visual studio\vc98\mfc\include\afxtls_.h(131) : see declaration of 'new'
h:\mycwork\jinwumen\newfri\canvasframe.cpp(17) : fatal error C1903: unable to recover from previous error(s); stopping compilation
Error executing cl.exe.
Creating browse info file...
BSCMAKE: error BK1506 : cannot open file '.\Debug\canvasFrame.sbr': No such file or directory
Error executing bscmake.exe.

canvas.exe - 25 error(s), 0 warning(s) [em7] [em7] [em7]

maren

再顶一下：
我还原到原来没错的程序，然后只是加一个变量或函数就会出现这样的错误，然后删了加的东东还是错。为什么？？？朋友们一定要帮我啊！！