I'm submitting a game to the iOS App Store, and it was rejected due to crash on startup (iOS 9.2.1, using the same on my iPhone test device). Now, please bear with me while I apply some calculated guesswork here, as I have limited experience debugging on iOS. I used to experience startup crashes similar to the one indicated in the crash log when I had auto rotation set to both landscape modes, but no portrait in earlier builds. I pushed the problem aside temporarily by using only one...
Possible auto rotation crash on iOS (Unity 5.2.3p3)
Possible auto rotation crash on iOS (Unity 5.2.3p3)