I tested my app with iOS 10 Beta 7 and Xcode 8 beta and everything worked fine. However just a few minutes ago I installed the now available GM releases of both and faced a
I have faced the same issue on moving to TVOS 10. Removing auto layout constraints and using the new Autoresizing settings in storyboards solved it for me.
My observation is that iOS 10 / TVOS 10 is not laying out auto layout based views before calling awakeFromNib, but is laying out views using autoresizing masks before calling the same method.