journalctl boot log errors (a)

# Wayland

errors related to gdm-wayland-session

```
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.1' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.2' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower gnome-session[1524]: gnome-session-binary[1524]: WARNING: Falling back to non-systemd startup procedure due to error: GDBus.Error:org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.freedesktop.systemd1 exited with status 1
    Jan 17 20:31:50 Tower gnome-session[1524]: gnome-session-binary[1524]: WARNING: Falling back to non-systemd startup procedure due to error: GDBus.Error:org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.freedesktop.systemd1 exited with status 1
    Jan 17 20:31:50 Tower gnome-session-binary[1524]: WARNING: Falling back to non-systemd startup procedure due to error: GDBus.Error:org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.freedesktop.systemd1 exited with status 1
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.2' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.2' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.2' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.2' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.2' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:56 Tower gnome-session[1524]: gnome-session-binary[1524]: WARNING: App 'org.gnome.Shell.desktop' exited with code 1
    Jan 17 20:31:56 Tower gnome-session[1524]: gnome-session-binary[1524]: WARNING: App 'org.gnome.Shell.desktop' exited with code 1
    Jan 17 20:31:56 Tower gnome-session-binary[1524]: Unrecoverable failure in required component org.gnome.Shell.desktop
    Jan 17 20:31:56 Tower gnome-session-binary[1524]: WARNING: App 'org.gnome.Shell.desktop' exited with code 1
```

# Gnome 

errors related to gnome-session-binary and gnome-shell 

```
    Jan 17 20:31:54 Tower systemd[1487]: Started Tracker metadata database store and lookup manager.
    Jan 17 20:31:54 Tower systemd[1487]: Startup finished in 9.657s.
    Jan 17 20:31:55 Tower gnome-shell[1594]: Failed to create backend: No GPUs with outputs found
    Jan 17 20:31:56 Tower systemd[1]: NetworkManager-dispatcher.service: Succeeded.
    Jan 17 20:31:56 Tower gnome-session[1524]: gnome-session-binary[1524]: WARNING: App 'org.gnome.Shell.desktop' exited with code 1
    Jan 17 20:31:56 Tower gnome-session-binary[1524]: Unrecoverable failure in required component org.gnome.Shell.desktop
    Jan 17 20:31:56 Tower gnome-session-binary[1524]: WARNING: App 'org.gnome.Shell.desktop' exited with code 1
    Jan 17 20:31:56 Tower gdm-launch-environment][1480]: pam_unix(gdm-launch-environment:session): session closed for user gdm
    Jan 17 20:31:56 Tower gdm3[1473]: GdmDisplay: Session never registered, failing
    Jan 17 20:31:56 Tower systemd[1]: session-c1.scope: Succeeded.
    Jan 17 20:31:56 Tower systemd-logind[1270]: Session c1 logged out. Waiting for processes to exit.
    Jan 17 20:31:56 Tower systemd-logind[1270]: Removed session c1.
    Jan 17 20:31:56 Tower gdm3[1473]: Child process -1515 was already dead.
    Jan 17 20:31:56 Tower systemd[1]: plymouth-start.service: Succeeded.
    Jan 17 20:31:56 Tower systemd[1]: plymouth-quit-wait.service: Succeeded.
    Jan 17 20:31:56 Tower systemd[1]: Finished Hold until boot process finishes up.

```


# gdm

errors related to gdm 3  

```
    Jan 17 20:31:56 Tower gdm3[1473]: GdmDisplay: Session never registered, failing
    Jan 17 20:31:56 Tower gdm3[1473]: Child process -1515 was already dead.
    Jan 17 20:31:56 Tower gdm3[1672]: modprobe: FATAL: Module nvidia not found in directory /lib/modules/5.15.0-58-generic
    Jan 17 20:32:06 Tower gdm3[1697]: modprobe: FATAL: Module nvidia not found in directory /lib/modules/5.15.0-58-generic
    Jan 17 20:32:16 Tower gdm3[1473]: Child process -1515 was already dead.
    Jan 17 20:32:18 Tower gdm3[1473]: Tried to look up non-existent conversation gdm-launch-environment
    Jan 17 20:32:18 Tower gdm3[1825]: modprobe: FATAL: Module nvidia not found in directory /lib/modules/5.15.0-58-generic
    Jan 17 20:32:28 Tower gdm3[1473]: Freeing conversation 'gdm-launch-environment' with active job
    Jan 17 20:32:28 Tower gdm3[1860]: modprobe: FATAL: Module nvidia not found in directory /lib/modules/5.15.0-58-generic
```


# log

uninterrupted log containing all the above lines in their context



```

	Jan 17 20:31:48 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Activating via systemd: service name='org.gtk.vfs.UDisks2VolumeMonitor' unit='gvfs-udisks2-volume-monitor.service' requested by ':1.3' (uid=125 pid=1514 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
    Jan 17 20:31:48 Tower systemd[1487]: Starting Virtual filesystem service - disk device monitor...
    Jan 17 20:31:49 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Successfully activated service 'org.gtk.vfs.UDisks2VolumeMonitor'
    Jan 17 20:31:49 Tower systemd[1487]: Started Virtual filesystem service - disk device monitor.
    Jan 17 20:31:49 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Activating via systemd: service name='org.gtk.vfs.AfcVolumeMonitor' unit='gvfs-afc-volume-monitor.service' requested by ':1.3' (uid=125 pid=1514 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
    Jan 17 20:31:49 Tower systemd[1487]: Starting Virtual filesystem service - Apple File Conduit monitor...
    Jan 17 20:31:49 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Successfully activated service 'org.gtk.vfs.AfcVolumeMonitor'
    Jan 17 20:31:49 Tower systemd[1487]: Started Virtual filesystem service - Apple File Conduit monitor.
    Jan 17 20:31:49 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Activating via systemd: service name='org.gtk.vfs.MTPVolumeMonitor' unit='gvfs-mtp-volume-monitor.service' requested by ':1.3' (uid=125 pid=1514 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
    Jan 17 20:31:49 Tower systemd[1487]: Starting Virtual filesystem service - Media Transfer Protocol monitor...
    Jan 17 20:31:49 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Successfully activated service 'org.gtk.vfs.MTPVolumeMonitor'
    Jan 17 20:31:49 Tower systemd[1487]: Started Virtual filesystem service - Media Transfer Protocol monitor.
    Jan 17 20:31:49 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Activating via systemd: service name='org.gtk.vfs.GoaVolumeMonitor' unit='gvfs-goa-volume-monitor.service' requested by ':1.3' (uid=125 pid=1514 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
    Jan 17 20:31:49 Tower systemd[1487]: Starting Virtual filesystem service - GNOME Online Accounts monitor...
    Jan 17 20:31:49 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Activating service name='org.gnome.OnlineAccounts' requested by ':1.10' (uid=125 pid=1568 comm="/usr/libexec/gvfs-goa-volume-monitor " label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.1' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activated service 'org.freedesktop.systemd1' failed: Process org.freedesktop.systemd1 exited with status 1
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.2' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activated service 'org.freedesktop.systemd1' failed: Process org.freedesktop.systemd1 exited with status 1
    Jan 17 20:31:50 Tower gnome-session[1524]: gnome-session-binary[1524]: WARNING: Falling back to non-systemd startup procedure due to error: GDBus.Error:org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.freedesktop.systemd1 exited with status 1
    Jan 17 20:31:50 Tower gnome-session-binary[1524]: WARNING: Falling back to non-systemd startup procedure due to error: GDBus.Error:org.freedesktop.DBus.Error.Spawn.ChildExited: Process org.freedesktop.systemd1 exited with status 1
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.2' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activated service 'org.freedesktop.systemd1' failed: Process org.freedesktop.systemd1 exited with status 1
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.2' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activated service 'org.freedesktop.systemd1' failed: Process org.freedesktop.systemd1 exited with status 1
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.2' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activated service 'org.freedesktop.systemd1' failed: Process org.freedesktop.systemd1 exited with status 1
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.2' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activated service 'org.freedesktop.systemd1' failed: Process org.freedesktop.systemd1 exited with status 1
    Jan 17 20:31:50 Tower rtkit-daemon[1518]: Supervising 1 threads of 1 processes of 1 users.
    Jan 17 20:31:50 Tower rtkit-daemon[1518]: Successfully made thread 1588 of process 1512 owned by '125' RT at priority 5.
    Jan 17 20:31:50 Tower rtkit-daemon[1518]: Supervising 2 threads of 1 processes of 1 users.
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activating service name='org.freedesktop.systemd1' requested by ':1.2' (uid=125 pid=1524 comm="/usr/libexec/gnome-session-binary --systemd --auto" label="unconfined")
    Jan 17 20:31:50 Tower /usr/lib/gdm3/gdm-wayland-session[1523]: dbus-daemon[1523]: [session uid=125 pid=1523] Activated service 'org.freedesktop.systemd1' failed: Process org.freedesktop.systemd1 exited with status 1
    Jan 17 20:31:50 Tower dbus-daemon[1238]: [system] Activating via systemd: service name='org.bluez' unit='dbus-org.bluez.service' requested by ':1.38' (uid=125 pid=1512 comm="/usr/bin/pulseaudio --daemonize=no --log-target=jo" label="unconfined")
    Jan 17 20:31:50 Tower systemd[1]: Condition check resulted in Bluetooth service being skipped.
    Jan 17 20:31:51 Tower systemd[1487]: Started Sound Service.
    Jan 17 20:31:53 Tower goa-daemon[1572]: goa-daemon version 3.36.1 starting
    Jan 17 20:31:53 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Activating service name='org.gnome.Identity' requested by ':1.12' (uid=125 pid=1572 comm="/usr/libexec/goa-daemon " label="unconfined")
    Jan 17 20:31:53 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Successfully activated service 'org.gnome.OnlineAccounts'
    Jan 17 20:31:53 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Successfully activated service 'org.gtk.vfs.GoaVolumeMonitor'
    Jan 17 20:31:53 Tower systemd[1487]: Started Virtual filesystem service - GNOME Online Accounts monitor.
    Jan 17 20:31:53 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Activating via systemd: service name='org.gtk.vfs.GPhoto2VolumeMonitor' unit='gvfs-gphoto2-volume-monitor.service' requested by ':1.3' (uid=125 pid=1514 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
    Jan 17 20:31:53 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Successfully activated service 'org.gnome.Identity'
    Jan 17 20:31:53 Tower systemd[1487]: Starting Virtual filesystem service - digital camera monitor...
    Jan 17 20:31:53 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Successfully activated service 'org.gtk.vfs.GPhoto2VolumeMonitor'
    Jan 17 20:31:53 Tower systemd[1487]: Started Virtual filesystem service - digital camera monitor.
    Jan 17 20:31:53 Tower dbus-daemon[1238]: [system] Activating via systemd: service name='org.freedesktop.UPower' unit='upower.service' requested by ':1.40' (uid=125 pid=1514 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
    Jan 17 20:31:53 Tower systemd[1]: Starting Daemon for power management...
    Jan 17 20:31:54 Tower dbus-daemon[1238]: [system] Successfully activated service 'org.freedesktop.UPower'
    Jan 17 20:31:54 Tower systemd[1]: Started Daemon for power management.
    Jan 17 20:31:54 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Activating via systemd: service name='org.freedesktop.Tracker1' unit='tracker-store.service' requested by ':1.3' (uid=125 pid=1514 comm="/usr/libexec/tracker-miner-fs " label="unconfined")
    Jan 17 20:31:54 Tower systemd[1487]: Started Tracker file system data miner.
    Jan 17 20:31:54 Tower systemd[1487]: Started Tracker metadata extractor.
    Jan 17 20:31:54 Tower systemd[1487]: Reached target Main User Target.
    Jan 17 20:31:54 Tower systemd[1487]: Starting Tracker metadata database store and lookup manager...
    Jan 17 20:31:54 Tower dbus-daemon[1517]: [session uid=125 pid=1517] Successfully activated service 'org.freedesktop.Tracker1'
    Jan 17 20:31:54 Tower systemd[1487]: Started Tracker metadata database store and lookup manager.
    Jan 17 20:31:54 Tower systemd[1487]: Startup finished in 9.657s.
    Jan 17 20:31:55 Tower gnome-shell[1594]: Failed to create backend: No GPUs with outputs found
    Jan 17 20:31:56 Tower systemd[1]: NetworkManager-dispatcher.service: Succeeded.
    Jan 17 20:31:56 Tower gnome-session[1524]: gnome-session-binary[1524]: WARNING: App 'org.gnome.Shell.desktop' exited with code 1
    Jan 17 20:31:56 Tower gnome-session-binary[1524]: Unrecoverable failure in required component org.gnome.Shell.desktop
    Jan 17 20:31:56 Tower gnome-session-binary[1524]: WARNING: App 'org.gnome.Shell.desktop' exited with code 1
    Jan 17 20:31:56 Tower gdm-launch-environment][1480]: pam_unix(gdm-launch-environment:session): session closed for user gdm
    Jan 17 20:31:56 Tower gdm3[1473]: GdmDisplay: Session never registered, failing
    Jan 17 20:31:56 Tower systemd[1]: session-c1.scope: Succeeded.
    Jan 17 20:31:56 Tower systemd-logind[1270]: Session c1 logged out. Waiting for processes to exit.
    Jan 17 20:31:56 Tower systemd-logind[1270]: Removed session c1.
    Jan 17 20:31:56 Tower gdm3[1473]: Child process -1515 was already dead.
    Jan 17 20:31:56 Tower systemd[1]: plymouth-start.service: Succeeded.
    Jan 17 20:31:56 Tower systemd[1]: plymouth-quit-wait.service: Succeeded.
    Jan 17 20:31:56 Tower systemd[1]: Finished Hold until boot process finishes up.
    Jan 17 20:31:56 Tower systemd[1]: Received SIGRTMIN+21 from PID 418 (n/a).
    Jan 17 20:31:56 Tower systemd[1]: Reached target Multi-User System.
    Jan 17 20:31:56 Tower systemd[1]: Reached target Graphical Interface.
    Jan 17 20:31:56 Tower systemd[1]: Starting Set console scheme...
    Jan 17 20:31:56 Tower systemd[1]: Starting Update UTMP about System Runlevel Changes...
    Jan 17 20:31:56 Tower systemd[1]: systemd-update-utmp-runlevel.service: Succeeded.
    Jan 17 20:31:56 Tower systemd[1]: Finished Update UTMP about System Runlevel Changes.
    Jan 17 20:31:56 Tower systemd[1487]: pulseaudio.service: Succeeded.
    Jan 17 20:31:56 Tower systemd[1]: Finished Set console scheme.
    Jan 17 20:31:56 Tower systemd[1]: Created slice system-getty.slice.
    Jan 17 20:31:56 Tower systemd[1]: Startup finished in 19.545s (firmware) + 6.169s (loader) + 8.522s (kernel) + 50.693s (userspace) = 1min 24.931s.
    Jan 17 20:31:56 Tower gdm3[1672]: modprobe: FATAL: Module nvidia not found in directory /lib/modules/5.15.0-58-generic
    Jan 17 20:31:57 Tower systemd[1]: systemd-fsckd.service: Succeeded.
    Jan 17 20:32:05 Tower systemd-journald[347]: Forwarding to syslog missed 218 messages.
    Jan 17 20:32:05 Tower systemd[1487]: tracker-extract.service: Succeeded.
    Jan 17 20:32:06 Tower systemd[1]: Stopping User Manager for UID 125...
    Jan 17 20:32:06 Tower systemd[1487]: Stopped target Main User Target.
    Jan 17 20:32:06 Tower systemd[1487]: Stopping D-Bus User Message Bus...
    Jan 17 20:32:06 Tower tracker-miner-fs[1514]: Received signal:15->'Terminated'
    Jan 17 20:32:06 Tower systemd[1487]: Stopping Virtual filesystem service - Apple File Conduit monitor...
    Jan 17 20:32:06 Tower tracker-miner-f[1514]: Error while sending AddMatch() message: The connection is closed
    Jan 17 20:32:06 Tower tracker-miner-f[1514]: Error while sending AddMatch() message: The connection is closed
    Jan 17 20:32:06 Tower tracker-miner-f[1514]: Error while sending AddMatch() message: The connection is closed
    Jan 17 20:32:06 Tower systemd[1487]: Stopping Virtual filesystem service...

```