Davide's solution worked for me also. I've not bothered to re-install Compiz.
lspci reports a Matrox Graphics, Inc. MGA G550 Had the problem since upgrading to 10.04 LTS. -- Panel utilities not shown on startup using Matrox gfx https://bugs.launchpad.net/bugs/572550 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-panel in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs