The upgrade completed successfully. The ubuntu-desktop package was automatically reinstalled (marked as partially installed then finished the next time I ran aptitude update) which pulled software-center back in too.
-- Could not upgrade to lucid: unresolvable problem occurred while calculating the upgrade (python-apt releated?) https://bugs.launchpad.net/bugs/550519 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