The held packages are probably a result of a custom PPA or PPA's. Lets have a look to be sure, attach the directory:
/etc/apt --- Ubuntu Bug Squad volunteer triager http://wiki.ubuntu.com/BugSquad -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/884152 Title: Error: Marking the upgrade (from 11.04 to 11.10) - unresolved package dependencies To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/update-manager/+bug/884152/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
