I have the same issue here's my apt.log
** Attachment added: "/var/log/dist-upgrade/apt.log" https://bugs.launchpad.net/ubuntu/+source/apt/+bug/614993/+attachment/1994442/+files/apt.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/614993 Title: 10.04 -> 10.10 upgrade fails: pkgProblemResolver::Resolve generated breaks: xserver-xorg-video-v4l demoted to universe -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs