title: facebook NativeAd in eclipse Could not find class 'com.facebook.ads.internal.view.hscroll.c', referenced from method com.facebook.ads.MediaView
body: <p>I can get nativeAd in eclipse and show, but add <code>com.facebook.ads.MediaView</code> in layout, Start a program then stop running </p>
  
  <pre><code>03-17 10:36:56.161: E/dalvikvm(12626): Could not find class 'com.facebook.ads.internal.view.hscroll.c', referenced from method com.facebook.ads.NativeAd.a
  03-17 10:36:57.610: E/dalvikvm(12626): Could not find class 'com.facebook.ads.internal.view.hscroll.c', referenced from method com.facebook.ads.MediaView.&lt;init&gt;
  03-17 10:36:57.666: E/AndroidRuntime(12626): java.lang.NoClassDefFoundError: com.facebook.ads.internal.view.hscroll.c
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.MediaView.&lt;init&gt;(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.MediaView.&lt;init&gt;(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.internal.view.b.a(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.internal.view.b.&lt;init&gt;(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.NativeAdView.render(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.NativeAdView.render(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.NativeAd$1$1.a(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.internal.util.m.a(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.NativeAd$1.a(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.internal.DisplayAdController.c(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.NativeAd$1.a(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.internal.DisplayAdController$9.a(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.internal.adapters.l.a(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.internal.DisplayAdController.a(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.internal.DisplayAdController.n(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.internal.DisplayAdController.d(Unknown Source)
  03-17 10:36:57.666: E/AndroidRuntime(12626):    at com.facebook.ads.internal.DisplayAdController$3.run(Unknown Source)
  </code></pre>