You have software that is not from Ubuntu repos, eg. https://packages.ubuntu.com/search?suite=all&searchon=names&keywords =xorg-video-abi-23
All the 3rd party details should be removed (ie. your system returned to clean Ubuntu, then perform the release-upgrade, then add back any needed 3rd party software. The error message you got was appropriate, and fits your issue perfectly. Your issue was caused by Unofficial software packages not provided by Ubuntu Ubuntu upgrades are tested ONLY using Ubuntu packages. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1860611 Title: xubuntu - cannot upgrade from 18.04 to 19.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1860611/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
