I had a slightly different issue, as outlined in this forum post, but this fix worked for me as well.
For anyone else who comes upon this, the error I saw in /var/log/app_lifecycle.log was as follows:
[2025/01/29 12:03:48] (ERROR) app_lifecycle.compose_action():56 - Failed 'up' action for 'jellyfin' app: Network ix-jellyfin_default Creating
Network ix-jellyfin_default Created
Container ix-jellyfin-jellyfin-1 Creating
Container ix-jellyfin-jellyfin-1 Created
Container ix-jellyfin-jellyfin-1 Starting
Error response from daemon: failed to create task for container: failed to create shim task: OCI runtime create failed: runc create failed: unable to start container process: error during container init: error running hook #0: error running hook: exit status 1, stdout: , stderr: Auto-detected mode as 'legacy'
nvidia-container-cli: device error: GPU-de46ebef-5d4b-b3c4-dc71-e559845dafd7: unknown device: unknown