title: using android studio 2.1.2 and getting the error "execution failed for task app clean"
body: <p>Error:Execution failed for task ':app:clean'.</p>
  
  <blockquote>
    <p>Unable to delete file: C:\Users\GULSHAN BHAGAT\AndroidStudioProjects\MyApplication\app\build\intermediates\blame\res\debug\multi\values-am.json</p>
  </blockquote>