private void BackgroundMediaPlayer_MediaFailed(MediaPlayer sender, MediaPlayerFailedEventArgs args) { FolderMusicUwpLib.SaveTextClass.SaveText("Fail", CurrentSong.Title); Task.Delay(100).Wait(); if (args.Error == MediaPlayerError.Unknown) { SetCurrentSong(); return; } CurrentSong.SetFailed(); SkipSong(CurrentSong); if (playNext) { Next(true); } else { Previous(); } }