title: Error _BSMachError: (os/kern) invalid capability (20) after receiving remote notification on CloudKit record addition
body: <p>When I receive a remote notification on a record addition (didReceiveRemoteNotification called), I get the following error message:</p>
  
  <blockquote>
    <p>_BSMachError: (os/kern) invalid capability (20)</p>
  </blockquote>
  
  <p>I've already tried to find out more about this in forums and via Google but I could not find any helpful advice that applies to my situation.</p>
  
  <p>What does the error message mean? What can I do about it? </p>