Awal, thanks, that worked! I opened a bug against the Ubuntu Mate upgrade process:
https://bugs.launchpad.net/ubuntu-mate/+bug/1799319 I'll amend that to include these comments. Apparently the issue must be with Software Updater; it says my system is up to date, but running the two apt instruction manually updated about 12 packages. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1799009 Title: Failed upgrade from Ubuntu 18.04 to 18.10 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1799009/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs