title: Import existing Android project, eclipse popup error msg
body: <p>I git clone an Android project codebase into the workspace of my eclipse. Then I try to import the project as an existing Android project to my eclipse by choosing <strong>File-->Import…</strong> &amp; import the Android project. But eclipse pop up the following error:</p>
  
  <pre><code>Cannot nest 'myapp/src/main/java' inside 'myapp/src'. To enable the nesting exclude 'main/' from 'myapp/src'
  </code></pre>
  
  <p>Why ?</p>