Xcode shows many errors but program compiles and runs fine (in both simulator and device)

Question

After installing the CocoaLumberjack\' log compressor class I\'ve been getting this annoying behavior: Xcode complains that there are many undeclared identifiers and gives m

Answer 1

Not bad, If you follow these Steps-

1-Clean Xcode(Cmd+Shif+K).

2- Clear Derived Data(Cmd+Shift+G).

Enter this path( ~/Library/Developer/Xcode/DerivedData/).

3- Quit and open again Xcode.