None whatsoever.
And we can't have, without a good close look at the code - there are far, far too many reasons why and we have no idea what your code is meant to do, much less how you have told it to do it! :laugh:
Start with Google:
"Unfortunately myapp has crashed"[
^] and see if anything there starts to fit your circumstances. If you can narrow it down to a specific bit of your code, then we may be able to help - but not until then, I'm afraid.
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