Xcode 4 hangs at “Attaching to (app name)”

Question

I just upgraded to Xcode 4 and for some reason my app won\'t run in the simulator or iOS device. It was working perfectly in Xcode 3, but all of a sudden now when I press ru

Answer 1

Also: make sure that you haven't included the Info.plst file in your Building Phases -> Copy Bundle Resources. If so, remove it from that list! I small mistake which could happen, but something that messes things up quite nasty :S