title: Log message referring to Gatekeeper appears occasionally when running simulator
body: <p>I am developing an app for iPhone. Sometimes I get this log :</p>
  
  <blockquote>
    <p>Named service 'com.apple.PersistentURLTranslator.Gatekeeper' not found. assetsd is down or misconfigured. Things will not work the way you expect them to.
    Tue Oct  4 11:59:21 my-Mac-Pro.local[2958] : Named service 'com.apple.assetsd.changehub' not found. assetsd is down or misconfigured. Things will not work the way you expect them to.</p>
  </blockquote>
  
  <p>It is happening when I present a modal <code>UIImagePickerController</code>, but not every time. </p>
  
  <p>Has anybody got any ideas?</p>