NoClassDefFoundError Android with ActionBarActivity

Question

I currently have an ActionBarActivity which always returns a NoClassDefFoundError. I\'ve read that it might be a problem with the ADT but I cannot

Answer 1

I solved this problem like so, when you add the library make sure it does not have the android-support-v4 along with it (in libs folder of the library un-check android dependencies and android-support-v4), that's in the case where your project already have the android-support-v4, that's why you can't find class ActionBarActivity