How can I fix the following error? : <p>Error:Execution failed for task ':app:transformClassesWithJarMergingForDebug'.</p>

<blockquote>
  <p>com.android.build.api.transform.TransformException: java.util.zip.ZipException: duplicate entry: android/support/v4/widget/ViewDragHelper$Callback.class</p>
</blockquote>
