title: Unable to resolve target 'android-XX'
body: <p>I am importing a project. It comes with errors in last activity file and these are the following entries in console:</p>
  
  <pre><code>[2013-04-04 12:00:59 - AndroidFragment] Unable to resolve target 'android-15'
  [2013-04-04 12:10:31 - AndroidFragment] Unable to resolve target 'android-15'
  </code></pre>
  
  <p>I have fixed project setup and select the available target version by clicking on:</p>
  
  <pre><code>Project &gt; Properties &gt; Android &gt; Project Build Target &gt; Version 
  </code></pre>
  
  <p>But nothing happens.</p>