[Bug 2132339] Re: Unsupported V4L2 pixel format M420
Launchpad Bug Tracker
2132339 at bugs.launchpad.net
Wed Mar 18 04:17:21 UTC 2026
[Expired for wireplumber (Ubuntu) because there has been no activity for
60 days.]
** Changed in: wireplumber (Ubuntu)
Status: Incomplete => Expired
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https://bugs.launchpad.net/bugs/2132339
Title:
Unsupported V4L2 pixel format M420
Status in libcamera package in Ubuntu:
Expired
Status in wireplumber package in Ubuntu:
Expired
Bug description:
In Google Chrome and Firefox I am not able to use my camera anymore.
It has been working fine previously.
Journalctl shows this error:
wireplumber[3530]: [0:00:30.305634929] [3530] INFO Camera camera_manager.cpp:326 libcamera v0.5.0
wireplumber[3530]: [0:00:30.310411086] [3736] WARN V4L2 v4l2_pixelformat.cpp:346 Unsupported V4L2 pixel format M420
ProblemType: Bug
DistroRelease: Ubuntu 26.04
Package: wireplumber 0.5.12-1
ProcVersionSignature: Ubuntu 6.17.0-6.6-generic 6.17.1
Uname: Linux 6.17.0-6-generic x86_64
ApportVersion: 2.33.1-0ubuntu3
Architecture: amd64
CasperMD5CheckResult: unknown
CurrentDesktop: KDE
Date: Mon Nov 24 16:25:48 2025
InstallationDate: Installed on 2025-07-10 (137 days ago)
InstallationMedia: Kubuntu 25.10 "Questing Quokka" - Daily amd64 (20250710)
SourcePackage: wireplumber
UpgradeStatus: Upgraded to resolute on 2025-11-24 (0 days ago)
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