In my case, the buttons are completely inactive. I have a recording of my desktop, to see it reacting. I can use whtaever is behind, this is only on screen, it is not a real window, but it covers what is bellow.
** Attachment added: "authentication required visible and not active on screen and cannot close it" https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1845795/+attachment/5307563/+files/out.ogv -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1845795 Title: authentication window got stuck over other windows at top left To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/1845795/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs