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[Android] Player is accessed on the wrong thread

See original GitHub issue

🐛 Bug Report

When the video is playing and seek to some position (using SeekTo), it shows in output window this error:

10-25 16:29:22.618 W/SimpleExoPlayer( 4743): Player is accessed on the wrong thread. See https://google.github.io/ExoPlayer/faqs.html#what-do-player-is-accessed-on-the-wrong-thread-warnings-mean
10-25 16:29:22.618 W/SimpleExoPlayer( 4743): java.lang.IllegalStateException
10-25 16:29:22.618 W/SimpleExoPlayer( 4743): 	at com.google.android.exoplayer2.SimpleExoPlayer.verifyApplicationThread(SimpleExoPlayer.java:1192)
10-25 16:29:22.618 W/SimpleExoPlayer( 4743): 	at com.google.android.exoplayer2.SimpleExoPlayer.getPlaybackParameters(SimpleExoPlayer.java:946)

Note that the video still working and seek to the position, but show this error.

Expected behavior

The video seek to the position and don’t show any error message.

Reproduction steps

Play some video and when it update the progress in PositionChanged, call MediaManager.SeekTo(position).

Configuration

Version: 0.8.18

Platform:

📱 iOS
[x ] 🤖 Android
🏁 WPF
🌎 UWP
🍎 MacOS
📺 tvOS
🐒 Xamarin.Forms

Issue Analytics

State:
Created 4 years ago
Comments:7 (1 by maintainers)

Top GitHub Comments

1reaction

sunsizcommented, May 28, 2022

This issue still happening in the Plugin.MediaManager.Forms 1.1.1 version When app play the local audio file from an activity on create event in the Android 7 or earlier it only play 2 second then crash, in the debug window display blow information (those from android 6 emulator, on android 7 a lot of repeated “Player is accessed on the wrong thread” message): `[EGL_emulation] eglMakeCurrent: 0xae654660: ver 3 1 (tinfo 0xae652b60)

[SimpleExoPlayer] Player is accessed on the wrong thread. See https://exoplayer.dev/issues/player-accessed-on-wrong-thread

[SimpleExoPlayer] java.lang.IllegalStateException

[SimpleExoPlayer] at com.google.android.exoplayer2.SimpleExoPlayer.verifyApplicationThread(SimpleExoPlayer.java:1575)

[SimpleExoPlayer] at com.google.android.exoplayer2.SimpleExoPlayer.stop(SimpleExoPlayer.java:1281)

[SimpleExoPlayer] Player is accessed on the wrong thread. See https://exoplayer.dev/issues/player-accessed-on-wrong-thread

[EGL_emulation] eglMakeCurrent: 0xae654660: ver 3 1 (tinfo 0xae652b60)

[Surface] getSlotFromBufferLocked: unknown buffer: 0x99efbba0` But the same file play with a button to test sound, it plays without problem.

0reactions

g4mb10rcommented, Sep 2, 2020

I also have this bug. I can’t play audio.

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