iOS 9 Crashing in _prepareForCAFlush with EXC_BAD_ACCESS KERN_INVALID_ADDRESS

Question

With the release of iOS 9, we are seeing several crash reports for what appears to be a bug from Apple\'s side of things in iOS 9. This is happening across device types (iPh

Answer 1

For me the problem was that I was showing and dismissing the keyboard when the application was minimized.

[self.textView becomeFirstResponder];
[self.textView resignFirstResponder];

I performed the above code on the applicationWillResignActive event. removing this code fixed the crash.