Missing file warnings showing up after upgrade to Xcode 4

Question

I recently upgraded to Xcode 4 (which is a great upgrade) but now I\'m getting some warnings that I did not get before. I have looked through forums and other SO posts but

Answer 1

In Xcode5 & Xcode6, below steps worked for me

Xcode -> Preferences -> Source Control -> uncheck Enable Source Control

then

Xcode -> Preferences -> Source Control -> check Enable Source Control