I just noticed that the same issue appears while using Inkscape: open the export dialog, export the image and close the dialog. Then you will still see two dots in the dock near the inkscape icon. And if you quit Inkscape, on dot remains and ALT-TAB doesn't work anymore.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1932328 Title: Thunderbird under Wayland does not correctly close (or manage) windows To manage notifications about this bug go to: https://bugs.launchpad.net/gnome-shell/+bug/1932328/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs