VS2010 Command Prompt Error:Cannot determine the location of the VS Common Tools folder

就在VS2010 Command Prompt 用vcvarsall.bat x64重新设置环境变量的时候，出现了标题中的错误。原因就在参考链接中

References:

http://stackoverflow.com/questions/3461275/vs2010-command-prompt-gives-error-cannot-determine-the-location-of-the-vs-comm

http://schrievkrom.wordpress.com/2011/01/25/error-cannot-determine-the-location-of-the-vs-common-tools-folder/