idea更新git代碼報錯：

No Git Roots
None of configured Git roots are under Git.
The configured directory must have ".git'
directory in it.

但是本地項目里是存在.git文件的，就是突然間不能更新代碼了

然后嘗試重新拉新項目代碼提示:

Git is not installed
Cannot identify version of git executable: no response

解決：手動重新選擇git.exe文件并重啟idea