As per the last comment, this was a third-party package problem.
** Changed in: qt4-x11 (Ubuntu)
Status: Unconfirmed => Rejected-- xorg_1:7.0.22ubuntu7 depends on specific libgl1-mesa https://launchpad.net/bugs/54560 -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs
