duplicate symbol _OBJC_METACLASS_$_ClassName

Question

I am trying to run my cocos2d application and facing this error, as I have recently upgraded my sdk to 4.2 and my cocos2d to 0.99.5.

I tried to clean my project even

Answer 1

You are linking the file MenuScene.m twice. You apparently have it in a static library and also in your main application.