The screenshot shows a cross next to 'Block Caribou 36' so it's possible that's crashing and causing other extensions' activate/deactivate calls to be skipped.
Please try removing 'Block Caribou 36'. ** Changed in: gnome-shell (Ubuntu) Status: New => Incomplete -- 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/2085739 Title: Dock appears even though it is disabled To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-shell/+bug/2085739/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs