there is no indicator it's due to gnome-panel, log suggests broken depends between gnome-control-center and capplets-data which suggest rather the use of non official versions
** Package changed: gnome-panel (Ubuntu) => ubuntu -- upgrade to karmic failed https://bugs.launchpad.net/bugs/444929 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