title: xcode 8.3 Could not launch application process launch failed: unspecified
body: <p>I have new installed Xcode 8.3 with iOS 10.3.</p>
  
  <p>My application ran on iOS as expected and suddenly Xcode fails to run application on device with error:</p>
  
  <blockquote>
    <p>Could not launch "My app" process launch failed: unspecified</p>
  </blockquote>
  
  <p><a href="https://i.stack.imgur.com/pYv2h.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/pYv2h.png" alt="Screenshot"></a></p>
  
  <p>It runs on Simulators and on other device mini-pad (10.2)</p>