Thanks for your bugreport. How did you do your upgrade? Did you use "update-manager -c -d" ? Or some other meachanism?
Thanks, Michael ** This bug is no longer a duplicate of bug 58424 Can't calculate the upgrade with unofficial mesa/compiz packages -- No Ubuntu (or KDE) desktop due to xorg package broken https://launchpad.net/bugs/67310 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs