RTKit error messages is a known bug [1], pipewire services are started before rtkit service thus pipewire fails to received the requested priority for realtime stuff. I confirm this is not related to the "no device shown" symptom.
This "no device shown" symptom is due to a race condition between pipewire-pulse and wireplumber services [2]. The pipewire-pulse service is ready before wireplumber, thus wireplumber doesn't report any available device to pipewire-pulse. I proposed a debdiff in [3] to avoid this issue. I attach the debdiff here again. [1] https://bugs.debian.org/995357 [2] https://bugs.debian.org/1020575 [3] https://bugs.launchpad.net/ubuntu/+source/pipewire/+bug/1990313/comments/5 ** Bug watch added: Debian Bug tracker #995357 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=995357 ** Bug watch added: Debian Bug tracker #1020575 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1020575 ** Patch added: "pipewire_0.3.57-1ubuntu1.debdiff" https://bugs.launchpad.net/ubuntu/+source/pipewire/+bug/1992101/+attachment/5621965/+files/pipewire_0.3.57-1ubuntu1.debdiff ** Also affects: pipewire (Debian) via https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1020575 Importance: Unknown Status: Unknown ** Changed in: gnome-control-center (Ubuntu) Status: New => Invalid ** Changed in: pipewire (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1992101 Title: No sound devices listed in Settings Status in gnome-control-center package in Ubuntu: Invalid Status in pipewire package in Ubuntu: Confirmed Status in pipewire package in Debian: Unknown Bug description: Hi, in ubuntu 22.10 beta, there is no sound (only dummy output device is present in Settings->Sound). The systemctl --user status pipewire is: Loaded: loaded (/usr/lib/systemd/user/pipewire.service; enabled; preset: enabled) Active: active (running) since Thu 2022-10-06 22:51:13 CEST; 27min ago TriggeredBy: ● pipewire.socket Main PID: 10075 (pipewire) Tasks: 2 (limit: 115618) Memory: 4.7M CPU: 65ms CGroup: /user.slice/user-1000.slice/user@1000.service/session.slice/pipewire.service └─10075 /usr/bin/pipewire Oct 06 22:51:13 testosteron systemd[10061]: Started PipeWire Multimedia Service. Oct 06 22:51:13 testosteron pipewire[10075]: mod.rt: Can't find xdg-portal: (null) Oct 06 22:51:13 testosteron pipewire[10075]: mod.rt: found session bus but no portal Oct 06 22:51:13 testosteron pipewire[10075]: mod.rt: RTKit error: org.freedesktop.DBus.Error.AccessDenied Oct 06 22:51:13 testosteron pipewire[10075]: mod.rt: could not make thread 10106 realtime using RTKit: Permission denied The installed pipewire packages are: ii gstreamer1.0-pipewire:amd64 0.3.57-1 amd64 GStreamer 1.0 plugin for the PipeWire multimedia server ii libpipewire-0.3-0:amd64 0.3.57-1 amd64 libraries for the PipeWire multimedia server ii libpipewire-0.3-common 0.3.57-1 all libraries for the PipeWire multimedia server - common files ii libpipewire-0.3-dev:amd64 0.3.57-1 amd64 libraries for the PipeWire multimedia server - development ii libpipewire-0.3-modules:amd64 0.3.57-1 amd64 libraries for the PipeWire multimedia server - modules ii pipewire:amd64 0.3.57-1 amd64 audio and video processing engine multimedia server ii pipewire-alsa:amd64 0.3.57-1 amd64 PipeWire ALSA plugin ii pipewire-audio-client-libraries 0.3.57-1 all transitional package for pipewire-alsa and pipewire-jack ii pipewire-bin 0.3.57-1 amd64 PipeWire multimedia server - programs ii pipewire-jack:amd64 0.3.57-1 amd64 PipeWire JACK plugin ii pipewire-media-session 0.4.1-4 amd64 example session manager for PipeWire ii pipewire-pulse 0.3.57-1 amd64 PipeWire PulseAudio daemon ii pipewire-tests 0.3.57-1 amd64 PipeWire multimedia server - tests and examples ii vlc-plugin-pipewire:amd64 3-2 amd64 PipeWire audio plugins for VLC Moreover: Description: Ubuntu Kinetic Kudu (development branch) Release: 22.10 ProblemType: Bug DistroRelease: Ubuntu 22.10 Package: pipewire 0.3.57-1 ProcVersionSignature: Ubuntu 5.19.0-18.18-generic 5.19.7 Uname: Linux 5.19.0-18-generic x86_64 NonfreeKernelModules: nvidia_modeset nvidia zfs zunicode zavl icp zcommon znvpair ApportVersion: 2.23.0-0ubuntu2 Architecture: amd64 CasperMD5CheckResult: unknown CurrentDesktop: ubuntu:GNOME Date: Thu Oct 6 23:15:59 2022 EcryptfsInUse: Yes SourcePackage: pipewire UpgradeStatus: Upgraded to kinetic on 2022-10-06 (0 days ago) mtime.conffile..etc.apport.crashdb.conf: 2021-05-03T18:07:38.595923 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1992101/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp