title: Xcode 4.2 (Snow Leopard) and iOS 5.1
body: <blockquote>
    <p><strong>Possible Duplicate:</strong><br>
    <a href="https://stackoverflow.com/questions/9613565/ios-5-1-with-xcode-4-2-for-ios-development">ios 5.1 with xcode 4.2 for iOS development</a>  </p>
  </blockquote>
  
  
  
  <p>I updated my iPhone to iOS 5.1. 
  My operating system is Snow Leopard.<br>
  Now I need the sdk 5.1 to develop, with xcode 4.2.  </p>
  
  <p>Where can I download it?<br>
  Any suggest?</p>
  
  <p><strong>Solution:</strong>
  Downgrade to ios5.0 or update to Lion</p>