Thanks for the extra files. It's possible (actually not uncommon) that the lock/unlock screen is being broken by a buggy extension so the first thing to try is to remove all local extensions:
cd ~/.local/share/gnome-shell/ rm -rf extensions and then log in again. -- 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/2086176 Title: No password dialog after waking up from sleep To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/2086176/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs