title: AUIOClient_StartIO failing while attempting to play out in background
body: <p>I am facing the same error in Audio unit in iOS7</p>
  
  <p>"2013-10-14 18:24:29.262 QchatDLA[946:9a1f] 18:24:29.262 ERROR: [0x655d000] AURemoteIO.cpp:1207: Start: AUIOClient_StartIO failed (-16981)"</p>
  
  <p>Mine is a VoIP app and i was attempting to receive audio while in back ground. This is perfectly working in iOS 6.1.4 while its not working on iOS 7.0.2</p>