As I couldn't work out what had failed in the upgrade, I carried out a clean re-installation which fixed the problem
-- dpkg crashes https://bugs.launchpad.net/bugs/153053 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
