I have the same problem on 20.04 but initial error is: gdm-password][2057]: pam_systemd(gdm-password:session): Failed to create session: Invalid argument
lightdm in kde or xfce works fine and user can login from terminal.
I have the same problem on 20.04 but initial error is: [2057]: pam_systemd( gdm-password: session) : Failed to create session: Invalid argument
gdm-password]
lightdm in kde or xfce works fine and user can login from terminal.