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MCPE-231002

Internal Audio Screen recording causes instant freeze

🧩 Bug Title:

Minecraft (Android 14, Apex 5G) completely freezes when recording internal audio — even in menus


📱 Platform Details:

  • Device: Stylo Apex 5G

  • Android Version: 14

  • RAM: 12 GB

  • Minecraft Version: Bedrock 1.21.120

  • Recording Apps Tested: Built-in recorder, ADV Screen Recorder, XRecorder, Mobizen

  • Reproducibility: 100 %


🧠 Summary:

When any screen-recording app is used with internal/game audio enabled, Minecraft Bedrock Edition instantly freezes, including in the main menu.
Using mic-only recording works normally.
This shows a conflict between Android’s AudioPlaybackCapture API and Minecraft’s OpenSL ES sound engine, causing the whole app to hang until force-closed.


🔁 Steps to Reproduce:

  1. Launch Minecraft (Bedrock 1.21.120).

  2. Open any screen recorder.

  3. Select audio source → “Internal Audio.”

  4. Start recording.

  5. Switch back to Minecraft or load a world.


💥 Observed Behavior:

  • Immediate freeze of UI and gameplay.

  • No response from touch or buttons.

  • Audio engine locks and GPU render drops to zero.

  • Requires force-close to recover.


Expected Behavior:

Game should run normally and allow internal audio recording without freezing.


🔬 Technical Details:

  • Deadlock between Minecraft’s OpenSL ES audio thread and Android’s AudioPlaybackCaptureConfiguration.

  • Recorder and game compete for the same audio buffer; render thread waits indefinitely.

  • Mic-only mode avoids this since it does not tap the same buffer.


📎 Additional Notes:

  • Happens with all tested recorders and settings.

  • Persists after reinstall and cache clear.

  • Occurs on stock firmware, no root mods.


🧭 Impact:

Blocks players from recording or streaming Minecraft with in-game audio on Android, affecting creators and content production.


💡 Proposed Fix:

Update Minecraft’s audio engine to support concurrent use with AudioPlaybackCaptureConfiguration (Android 10+), or add a toggle to enable a safe recording-compatible audio session mode.

Linked issues

Comments 1

Thank you for your report!
We're tracking this issue at MCPE-227725, so this ticket is being resolved and linked as a duplicate.

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RustyDeath

(Unassigned)

Unconfirmed

Android

Android 14

1.21.120, 1.21.121 Hotfix

Retrieved