Terminating app due to uncaught exception 'CALayerInvalidGeometry', reason: 'CALayer bounds contains NaN: [0 nan; 280 524]'

Question

I am developing a book app where users can change the font size on the TextView.

when users change the font size, the app save the current text position not to chang

Answer 1

In my case, code was doing 0.0 / 0.0 resulting -nan (infinity) and used further for converting to double.

I added a guard condition to make sure values are > 0.0