illegalOperationOccurred: Did not expect user ad resume while ad is playing. about android-sample-apps HOT 2 CLOSED

            videoPlayer.setMediaStateListener(new CustomVideoView.PlayPauseListener() {
                @Override
                public void onPlay() {
                    controlBar.setVisibility(View.INVISIBLE);
                    videoPlayer.setMediaStateListener(null);
                    playbackHandler.removeCallbacks(playbackRunnable);
                    duringAd = true;
                    currentPulseVideoAd.adResumed();
                }

    public void start() {
        if (isInPlaybackState()) {
            mMediaPlayer.start();
            checkOmniturePlayClick();
            mCurrentState = STATE_PLAYING;
        }
        if (playPauseListener != null) {
            playPauseListener.onPlay();
        }

            player.setMediaStateListener(new PlayPauseListener() {
                @Override
                public void onPlay() {
                    if (!duringAd) {
                        controlBar.hide();
                        player.setMediaStateListener(null);
                        playbackHandler.removeCallbacks(playbackRunnable);
                        duringAd = true;
                        currentPulseVideoAd.adResumed();
                    }
                }