https://stackoverflow.com/questions/12497216/visual-studio-2012-will-not-save-overwrite-read-only-files/31002160#31002160?newreg=e561de8052a64947859624be18f4faddvisual-studio
第一个回答:it
selected "None" in the Tools>>Options>>Source Control>>Plug-in Selection.io
注意,若是一开始打开C#工程,再打开C++工程,上面的选项可能又被覆盖了。再设置一下便可。file