Board Thread:Tips, Tricks, and Questions/@comment-154.20.64.206-20131205082801/@comment-14554958-20131210092206

What iOS are you using?

You could try this:  delete the app (keep your gamecenter info if you want) and reinstall it. You progress is saved in FB (if you linked the game to your FB account) so don't worry ;)

Tell me if it's better then.