invalidInterfaceOrientationException
An exception that’s thrown if a view controller or the app returns an invalid set of supported interface orientations.
Declaration
class let invalidInterfaceOrientationException: NSExceptionNameDiscussion
This exception is thrown if a view controller or the app returns 0 instead of a valid set of supported interface orientation values. It is also thrown if the orientation returned by a view controller’s preferredInterfaceOrientationForPresentation method does not match one of the view controller’s supported orientations.