title: App update submit - Apple is not currently accepting applications built with this version of the SDK, Xcode
body: <p>I'm upgrading my app and when I try to submit I get the message "This bundle is invalid. Apple is not currently accepting applications built with this version of the SDK, Xcode"</p>
  
  <p><img src="https://i.stack.imgur.com/l5fTK.png" alt="enter image description here"></p>
  
  <p>This is a screenshot from my app. If you need more data about my system or app configuration, just let me know.</p>
  
  <p>Thanks</p>
  
  <p>UPDATE</p>
  
  <p>XCode version: 4.2 - Build 4D177b</p>