Same here. I've tried to uninstall kdecontrol and reinstall it then but that hasnt fixed the problem.
-- KDE's Kinfocenter and Kcontrol empty in Feisty Herd 2 https://launchpad.net/bugs/81016 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs