I found solution, i my case it was due to desktop wall plugin in CCSM. Open compizconfig settings manager (CCSM) go to desktop wall, then 3rd tab "bindings" open "edge flipping" properties and set to none what you want
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/489114 Title: Side (vertical) gnome-panels won't show up on mouse over, if selected to autohide.[ubuntu 9.10](compiz related) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/489114/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
