Malformed or corrupted AST file

Question

I have a problem I don\'t know why did it happen in the first place but most probably because I\'ve pressed move to trash to some system frameworks by mistake.

I got an

Answer 1

Personnaly, just one solution worked for me: In Xcode Go to Window -> Organizer Clic on the "delete" button near the "derived data" directory. Then Run again your project...