FluTube crash stacktrace

I/ExoPlayerImpl(25866): Release 5c47f41 [ExoPlayerLib/2.9.1] [jasmine_sprout, Mi A2, Xiaomi, 28] [goog.exo.core]
E/BufferQueueProducer(25866): [SurfaceTexture-0-25866-3] cancelBuffer: BufferQueue has been abandoned
I/chatty  (25866): uid=10243(p.test_video) JNISurfaceTextu identical 4 lines
E/BufferQueueProducer(25866): [SurfaceTexture-0-25866-3] cancelBuffer: BufferQueue has been abandoned
D/SurfaceUtils(25866): disconnecting from surface 0x7db651c010, reason disconnectFromSurface
V/AudioTrack(25866): ~AudioTrack, releasing session id 7009 from 25866 on behalf of 25866
I/ExoPlayerImpl(25866): Init 4283172 [ExoPlayerLib/2.9.1] [jasmine_sprout, Mi A2, Xiaomi, 28]
E/ExoPlayerImplInternal(25866): Source error.
E/ExoPlayerImplInternal(25866): com.google.android.exoplayer2.upstream.HttpDataSource$InvalidResponseCodeException: Response code: 403
E/ExoPlayerImplInternal(25866): 	at com.google.android.exoplayer2.upstream.DefaultHttpDataSource.open(DefaultHttpDataSource.java:300)
E/ExoPlayerImplInternal(25866): 	at com.google.android.exoplayer2.upstream.StatsDataSource.open(StatsDataSource.java:83)
E/ExoPlayerImplInternal(25866): 	at com.google.android.exoplayer2.source.ExtractorMediaPeriod$ExtractingLoadable.load(ExtractorMediaPeriod.java:885)
E/ExoPlayerImplInternal(25866): 	at com.google.android.exoplayer2.upstream.Loader$LoadTask.run(Loader.java:381)
E/ExoPlayerImplInternal(25866): 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
E/ExoPlayerImplInternal(25866): 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
E/ExoPlayerImplInternal(25866): 	at java.lang.Thread.run(Thread.java:764)