Reason I ask is because the error logs are mentioning a KDE frontend related package. See what this command outputs:
apt-cache policy apturl-kde -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/773631 Title: Maverick->Natty upgrade fails: "Could not calculate the upgrade" -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
