This will be in gnome-shell. There is a small chance its caused by the lightdm user switching patch.
** Package changed: gdm3 (Ubuntu) => gnome-shell (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-shell in Ubuntu. https://bugs.launchpad.net/bugs/1712548 Title: Gnome 3 lock screen does not respect org.gnome.desktop.lockdown disable-user-switching To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1712548/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
