Thanks for your answer(s). I've verified if I get this problem with no desktop background set and unfortunatly I do... Besides, I have autohide off. I really don't know from where this problem come from. :-(
-- Problem with gnome-panel https://launchpad.net/bugs/87977 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs