title: Android Studio import module cannot resolve symbol
body: <p>I'm using latest Android Studio version (2.3.1) and I imported a library to my android studio project.
  <br/>
  But when I want to import classes : 
  <br/></p>
  
  <pre><code>import com.mehdikarimi.PauseResumeAudioRecorder;      
  </code></pre>
  
  <p>returned error : </p>
  
  <p><b>Cannot Resolve Symbol Module1</b></p>
  
  <p>Is any suggestion to resolve this error?</p>