Watcher - catch uncaught exception. (#47680) #47696
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If a thread pool rejection exception happens, an alternative code path is chosen to write history and delete the trigger. If an exception happens during deletion of the trigger an exception may be thrown and not caught. This commit catches the exception and provides a meaning error message. fixes elastic#47008
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If a thread pool rejection exception happens, an alternative code
path is chosen to write history and delete the trigger. If an exception
happens during deletion of the trigger an exception may be thrown and not
caught.
This commit catches the exception and provides a meaning error message.
fixes #47008