title: java.exe finished with non-zero exit value 2
body: <p>My previous play service version is 6.5.87 and I upgraded to 7.0.0 then Got this error</p>
  
  <blockquote>
    <p>com.android.ide.common.process.ProcessException:
    org.gradle.process.internal.ExecException: Process 'command
    'C:\Program Files\Java\jdkx.x.x_xx\bin\java.exe'' finished with
    non-zero exit value 2</p>
  </blockquote>
  
  <pre><code> compile 'com.google.android.gms:play-services:6.5.87'
  </code></pre>
  
  <p>I have upgraded play service Then....Now my gradle is  </p>
  
  <pre><code>dependencies {
  compile project(':com_facebook_android')
  compile project(':pullToRefreshLib')
  compile project(':smoothProgressbarLib')
  compile project(':progressMaterial')
  compile 'com.android.support:support-v4:22.0.0'
  compile 'com.google.android.gms:play-services:7.0.0'
  compile 'com.google.code.gson:gson:2.3'
  compile 'com.jakewharton:butterknife:6.1.0'
  compile files('libs/android-async-http-1.4.6.jar')
  compile files('libs/commons-io-2.4.jar')
  compile files('libs/google-api-client-1.4.1-beta.jar')
  compile files('libs/google-api-client-googleapis-1.4.1-beta.jar')
  compile files('libs/jackson-core-asl-1.6.7.jar')
  compile files('libs/jeval.jar')
  compile files('libs/jscience.jar')
  compile files('libs/libGoogleAnalyticsV2.jar')
  compile files('libs/nineoldandroids-2.4.0.jar')
  compile files('libs/universal-image-loader-1.9.3.jar')
  compile files('libs/YouTubeAndroidPlayerApi.jar')
  compile files('libs/guava-r09.jar')
  </code></pre>
  
  <p>Is there any conflict library?</p>