I ran into the same problem in my product, and after some debugging, I narrowed down that this is a combination of the ViewController presented and the user keyboard. This means that my application only showed this error message when I navigated to any ViewController presented (for example, a mail composer) and the user keyboard was activated.
During further attempts, I was able to get rid of this error message by deleting the MonkeyTalk library , which was used for automatic testing.
Iβm not sure if the same scenario applies to you, but Iβm sure that some library is in conflict with some keyboard and that leads to an error message.
PS in my case, my application was frozen with these error messages.
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