Roll back to Jellyfin version 0.18.x, or report the issue to the Jellyfin developers.

If the v.2 engine refuses to cooperate with your hardware firmware, you can instruct Vimu to utilize alternative rendering pipelines. Enter Vimu . Go to Playback or Engine Settings .

copy and paste the following, filling placeholders in brackets:

Here’s a detailed write-up on the error, covering what it likely refers to, possible causes, and troubleshooting steps.

If none of the above solutions work, consider:

The app is trying to send an audio signal to a TV or soundbar that does not support it.

As one user observed, "Playback in tunneling depends solely on the correctness of implementation in the device's firmware". This means some manufacturers implement hardware decoding support incorrectly, causing Vimu Engine v.2 to fail.

Over time, cached data can become corrupted, leading to initialization failures. Navigate to your Android TV or Firestick . Select Apps and locate Vimu Media Player . Click Force Stop to kill any frozen background processes.

Some older hardware or specific file types cannot use the v.2 engine's modern decoding features. Tunneling Issues:

sudo rm -rf /tmp/vimu_cache/* sudo rm -rf /var/cache/vimu/*