Board Thread:Questions and Answers/@comment-104.7.193.133-20160225045754/@comment-556400-20160225051844

If you're running an emulator or an older phone, it's likely that the update to Unity makes your emulator/device incompatible with the game. You can get lucky and maybe it'll start working if you reinstall the emulator, or you can try clearing up as much RAM as you can on your mobile device.