hi, 

I get  timed_text_track_id using mediaplayer.trackinfo and use it to change 
internal subtitle of a given video stream 
as mediaplayer.selecttrack(timed_text_track_id).

when i use SelectTrack to change internal dvbsub subtitle track in this 
videoview i get an error as follows:

12-27 18:53:50.905: E/MediaPlayer(15688): internal/external state mismatch 
corrected
12-27 18:53:50.915: E/MediaPlayer(15688): error (100, 0)
12-27 18:53:51.385: E/AndroidRuntime(15688): FATAL EXCEPTION: main
12-27 18:53:51.385: E/AndroidRuntime(15688): Process: com.example.gent3, 
PID: 15688
12-27 18:53:51.385: E/AndroidRuntime(15688): java.lang.RuntimeException: 
failure code: -32
12-27 18:53:51.385: E/AndroidRuntime(15688): at 
android.media.MediaPlayer.invoke(MediaPlayer.java:710)
12-27 18:53:51.385: E/AndroidRuntime(15688): at 
android.media.MediaPlayer.selectOrDeselectInbandTrack(MediaPlayer.java:3067)
12-27 18:53:51.385: E/AndroidRuntime(15688): at 
android.media.MediaPlayer.selectOrDeselectTrack(MediaPlayer.java:3056)
12-27 18:53:51.385: E/AndroidRuntime(15688): at 
android.media.MediaPlayer.selectTrack(MediaPlayer.java:3014)
12-27 18:53:51.385: E/AndroidRuntime(15688): at 
com.example.gent3.TV$18.onClick(TV.java:1640)
12-27 18:53:51.385: E/AndroidRuntime(15688): at 
com.android.internal.app.AlertController$ButtonHandler.handleMessage(AlertController.java:166)

when i use same code to select an audio track on the same video stream 
there is no error and the audio track is changed. 

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