title: No valid iPhone code signing keys found in keychain in xamarin
body: <p>I have a Xamarin project in which I am getting <code>Error: No valid iPhone code signing keys found in keychain.</code>. As suggested in <a href="https://stackoverflow.com/q/19039175/4959077">this</a> question, I have set Configurations Mappings from iPhone to iPhoneSimulator. And its done as evident in the Build Output.</p>
  
  <p><a href="https://drive.google.com/file/d/0BzfWGCU3Gvf0eG1jbDFiUFVCdUE/view?usp=sharing" rel="nofollow noreferrer">Here</a> is the screenshot:</p>
  
  <p>(Dont have enough reputation to post images)</p>
  
  <p>But its still giving the error. What should be done?</p>