title: Error:(63, 0) Cannot set the value of read-only property 'outputFile'
body: <p>I want your help. please i help.</p>
  
  <blockquote>
    <p>Error:(63, 0) Cannot set the value of read-only property 'outputFile' for ApkVariantOutputImpl_Decorated{apkData=Main{type=MAIN, fullName=debug, filters=[]}} of type com.android.build.gradle.internal.api.ApkVariantOutputImpl. Open File </p>
  </blockquote>
  
  <pre><code>applicationVariants.all { variant -&gt;
      variant.outputs.each { output -&gt;
          def file = output.outputFile
          output.outputFile = new File(file.parent, "kickmaterial-" + defaultConfig.versionName + ".apk")
      }
  }
  </code></pre>
  
  <p>android version is 3.0.1
  please your help.</p>