So I've just restarted the lightdm.service : $ sudo service lightdm restart $ service lightdm status ● lightdm.service - Light Display Manager Loaded: loaded (/lib/systemd/system/lightdm.service; enabled; vendor preset: enabled) Active: active (running) since Wed 2020-01-29 02:09:37 CET; 13s ago Docs: man:lightdm(1) Process: 15476 ExecStartPre=/bin/sh -c [ "$(basename $(cat /etc/X11/default-display-manager 2>/dev/null))" = "lightdm" ] (code=exited, status=0/SUCCESS) Main PID: 15480 (lightdm) CGroup: /system.slice/lightdm.service ├─15480 /usr/sbin/lightdm ├─15490 /usr/lib/xorg/Xorg -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch └─15618 lightdm --session-child 12 19
Jan 29 02:09:37 sebastien-B206 systemd[1]: Starting Light Display Manager... Jan 29 02:09:37 sebastien-B206 systemd[1]: Started Light Display Manager. Jan 29 02:09:38 sebastien-B206 lightdm[15522]: pam_kwallet(lightdm-greeter:setcred): (null): pam_sm_setcred Jan 29 02:09:38 sebastien-B206 lightdm[15522]: pam_kwallet5(lightdm-greeter:setcred): (null): pam_sm_setcred Jan 29 02:09:38 sebastien-B206 lightdm[15522]: pam_unix(lightdm-greeter:session): session opened for user lightdm by (uid=0) Jan 29 02:09:42 sebastien-B206 lightdm[15618]: pam_succeed_if(lightdm:auth): requirement "user ingroup nopasswdlogin" not met by user "sebastien" -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1782510 Title: lightdm automatically logs in after logout To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-keyring/+bug/1782510/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs