title: Android Studio :- Failed to complete Gradle execution. Cause: unknown
body: <p>I am new to android development. My problem is that When i perform Build --> clean project, the following error shown in my android studio:</p>
  
  <pre><code>Gradle tasks [clean]
  Error:Failed to complete Gradle execution. Cause: unknown.
  </code></pre>
  
  <p>The error is shown in messages section and there is no error log except as shown above.</p>
  
  <p>Also project is building on another computer system successfully but not on my system.</p>
  
  <p>Can anybody give some hint on this, please ?</p>