AVQueuePlayer play but no sound

Question

- (void)playVideoInteractionNarration:(NSString *)vNarr{

[self pauseActionExecution];

NSURL *u = [NSURL fileURLWithPath:vNarr];
AVQueuePlayer *player = [[AVQueuePlayer         


        

Answer 1

the right answer is this:

  [[AVAudioSession sharedInstance] setCategory:AVAudioSessionCategoryPlayback error:nil];