As a precaution, I ran: sudo apt-get update sudo apt-get dist-upgrade from the console after the update tool crashed, but before I rebooted. It finished upgrading only one package (console-setup), and after a reboot, all was fine for me, too. Not sure if the apt-get dist-upgrade was even needed.
-- upgrade tool crashed in "cleanup" stage https://launchpad.net/bugs/99919 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs