title: Windows Phone Develop error Error "Csc.exe" exited with code -1073741819
body: <p>I'm running a windows phone 8.0 project in visual studio and recently started running into this error when trying to compile the project after a reboot.
  Error   1   "Csc.exe" exited with code -1073741819. </p>
  
  <p>has anyone seen this error before?</p>
  
  <p>Sometimes it builds fine even with the error, and sometimes it wont.</p>