> [   18.338220] n-dominus gnome-shell[1115]: Running GNOME Shell (using mutter 
> 42.0) as a Wayland display server
> [   18.441210] n-dominus org.gnome.Shell.desktop[1115]: Failed to setup: No 
> GPUs found

This suggests your kernel is missing or has disabled the graphics
driver. Please ensure you are not using the 'nomodeset' kernel
parameter.

> 2022-05-01 09:05 2022-05-01 07:05 UTC Crash /usr/libexec/gnome-
session-binary

This may also be related to the problem you describe so please look at
https://errors.ubuntu.com/user/ID where ID is the content of file
/var/lib/whoopsie/whoopsie-id on the machine. Do you find any links to
recent problems on that page? If so then please send the links to us.

Please also run:

  lspci -k > lspci.txt
  journalctl -b0 > journal.txt

and attach the resulting text files here.

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https://bugs.launchpad.net/bugs/1973397

Title:
  Ubuntu 22.04: Display manager resets when trying to change it using
  gear icon in login window

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