Looks like https://gitlab.gnome.org/GNOME/mutter/-/issues/4 but that was closed 4 years ago.
** Summary changed: - GNOME Desktop Clashes when I close PiP of Firefox's + gnome-shell crashed in meta_window_unmanage: assertion failed: (g_list_find (workspace->windows, window) == NULL) ** Package changed: gnome-shell (Ubuntu) => mutter (Ubuntu) ** Changed in: mutter (Ubuntu) Status: Incomplete => New ** Changed in: mutter (Ubuntu) Importance: Undecided => Medium ** Changed in: mutter (Ubuntu) Status: New => Triaged -- 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/1982611 Title: gnome-shell crashed in meta_window_unmanage: assertion failed: (g_list_find (workspace->windows, window) == NULL) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/mutter/+bug/1982611/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs