YouTubePlayerSupportFragment zeigt Netzwerkfehler 400

Question

YouTubePlayerSupportFragment zeigt Netzwerkfehler 400

ich kleine Demo erstellt haben YoutubeSupportFragment

YouTubePlayerSupportFragment youtube_player_fragment = new YouTubePlayerSupportFragment(); 
     youtube_player_fragment.initialize(DEVELOPER_KEY, new YouTubePlayer.OnInitializedListener() { 
      @Override 
      public void onInitializationSuccess(YouTubePlayer.Provider provider, YouTubePlayer youTubePlayer, boolean b) { 
       if (null == youTubePlayer) return; 
       if (!b) { 
        youTubePlayer.setPlayerStyle(YouTubePlayer.PlayerStyle.DEFAULT); 
        youTubePlayer.cuePlaylist("zuf8A0udHrs"); 


       } 
      } 

      @Override 
      public void onInitializationFailure(YouTubePlayer.Provider provider, YouTubeInitializationResult youTubeInitializationResult) { 

      } 
     }); 
     FrameLayout youtube_player_frame = (FrameLayout)findViewById(R.id.youtube_player_frame); 
     FragmentManager fragmentManager = getSupportFragmentManager(); 
     FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction(); 
     fragmentTransaction.replace(R.id.youtube_player_frame, youtube_player_fragment); 
     fragmentTransaction.commit(); 

main.xml

<?xml version="1.0" encoding="utf-8"?> 
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" 
    android:orientation="vertical" android:layout_width="match_parent" 
    android:layout_height="match_parent"> 
    <FrameLayout 
     android:id="@+id/youtube_player_frame" 
     android:layout_width="match_parent" 
     android:layout_height="190dp"/> 
</LinearLayout> 

Screenshot zu testen:

Answer 1

Haben Sie sogar eine Internetverbindung? Vielleicht versuchen Sie ein anderes Telefon, weil Sie im Roaming-Modus sind, vielleicht funktioniert es nicht dort?