VS2010编译错误。stdio.h(378):致命错误C1003:错误计数超过100;停止编译

I uses the win7 x64 OS and VS2010. I encountered an error that looks like something gone wrong with the compiler or setting environments or something like that. It happened during my programming suddenly. At first, my program can be compiled successfully. Then, without any reason(or some reason I didn't realize) the program came out with a long list of errors mentioning "stdio.h"I uses the win7 x64 OS and VS2010. I encountere