iOS app error - Can't add self as subview

Question

iOS app error - Can't add self as subview
已被困扰要疯了，求助如何解决

Answer 1

http://stackoverflow.com/questions/22421845/ios-app-crash-on-multiple-segue-at-the-same-time-going-to-other-segue-while-o/22928000#22928000

http://stackoverflow.com/questions/19560198/ios-app-err......
答案就在这里：iOS app error - Can't add self as subview
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