title: Android Interstitial Ad not loading
body: <p>I'm trying to load interstitial ad on the tablet, with the test ad id. On output ad is not showing, but I'm getting the callback on "onAdLoaded".</p>
  
  <p>This is my code:-</p>
  
  <pre><code>@Override
  protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
   setContentView(R.layout.ad_activity);
  
   mPublisherInterstitialAd = new PublisherInterstitialAd(this);
   mPublisherInterstitialAd.setAdUnitId("/6499/example/interstitial");
   mPublisherInterstitialAd.loadAd(newPublisherAdRequest.Builder().build());
  
      mPublisherInterstitialAd.setAdListener(new AdListener(){
          @Override
          public void onAdLoaded() {
  
              Log.d("AD ","LOADED");
          }
  
          @Override
          public void onAdFailedToLoad(int i) {
  
              Log.d("AD ","FAILED");
          }
      });
  }
  </code></pre>