It also asked me to attach the files from /var/log/dist-upgrade/ so I did. There was also a "term.log" empty file.
** Attachment added: "failure log" http://librarian.launchpad.net/4838847/apt.log -- [edgy] update fails with "could not calculate the upgrade" https://launchpad.net/bugs/66066 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs