Given upstream declared this fixed in 2014 and the messages are
*slightly* different, we should declare this bug fixed and open a new
bug for the messages in comment #20.
Clinton, please open a new bug from your affected machine by running:
ubuntu-bug gnome-shell
** Changed in: mutter (Ubuntu
Same bug in Ubuntu 19.10.
Dec 25 9:50:28 PM gnome-shell: STACK_OP_RAISE_ABOVE: sibling window 0x350
not in stack
Dec 25 9:50:28 PM gnome-shell: STACK_OP_RAISE_ABOVE: sibling window 0x350
not in stack
Dec 25 9:50:28 PM gnome-shell: STACK_OP_RAISE_ABOVE: sibling window 0x350
not in