@Michael: thanks for your concern. Just tried as per your instructions. I could not abort with the ctrl-c, leaving me to use a 'sudo killall hardy' from a second terminal. Attached the resulting main.log. It only shows a few additional lines.
** Attachment added: "/var/log/dist-upgrade/main.log" http://launchpadlibrarian.net/14041933/main.log -- hardy upgrade crashes at "preparing upgrade" https://bugs.launchpad.net/bugs/222801 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs