If you had downgraded packages like in comment #2 then it's possible "pipewire-media-session" might have been removed at the same time. But that doesn't matter now. This appears to be a browser bug, fixed in Firefox 94.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1950040 Title: Wayland Screensharing broken in Ubuntu 21.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/chromium-browser/+bug/1950040/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
