As soon as the source is assigned via a spinner, the sound starts and cannot be paused or stopped (.isPlaying = false).
ExoPlayer_bug.aia (108.9 KB)
- creek_0.5s.ogg → 0.5 sec
- creek_5s.ogg → 5 sec
The short sound (0.5 sec) is selected here to answer / invalidate this bug report:
So disable this block and try: