I am having the same issue on my freshly updated 18.04 Ubuntu, but I could find the following (temporary) workaround:
1. Invoke the gnome command window by pressing Alt+F2 2. Enter `r` (without leading and trailing ` character) 3. Hit enter Hope this helps :-) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1799293 Title: Locking the screen once leaves screen contents visible but not interactive. Locking the screen a second time works. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1799293/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
