I hit this bug in Jammy, up to date including GS 42.0 latest. See attachment.
I noticed it because Dock from Dash extension relies on windows count to switch to app or to overview... ** Attachment added: "Screenshot from 2022-04-07 14-04-45.png" https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/1932328/+attachment/5577898/+files/Screenshot%20from%202022-04-07%2014-04-45.png -- 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