title: Could not download gradle-core.jar
body: <p>My Android Studio cannot import gradle-core.jar.</p>
  
  <p>The error message contained in the article, </p>
  
  <pre><code>Error: Could not download gradle-core.jar 
  (com.android.tools.build:gradle-core:2.1.2): 
  No cached version available for offline mode, 
  </code></pre>
  
  <p>My android version is 2.2.2 and I use AMD processors, it makes me not able to install intel HAXM.</p>
  
  <p>Anyone have a solution?</p>