“This UIView seems to be the delegate of an NSISVariable it doesn't know anything about. This is an internal UIKit bug” Error

Question

I am working on an opengl project. I have used some images (2 for x-y scales) and labels (8) to display the scale on the screen. My first view is a tableview from

Answer 1

"tableview from which I go to openglView" - this statement combined with usage of affine transform suggest that you are not using standard navigation and try to move views and use Autolayout simultaneously.

This crash is related to the contrary set of constraints, I guess you are applying affine transform and thus mess up with some frames. Try to modify constraints constants instead of using any transforms.