Ubuntu
ubuntu-release-upgrader package

  1. Bug #1877722
  2. Comment #2

Comment 2 for bug 1877722

Revision history for this message
Brian Murray (brian-murray) wrote : Re: fail to upgrade

You have multiple metapackages installed and this can cause issues with the release upgrader being able to calculate the upgrade path.

2020-05-09 11:09:54,947 DEBUG MetaPkgs: kubuntu-desktop ubuntu-desktop ubuntu-mate-core ubuntu-mate-desktop xubuntu-core xubuntu-desktop

You might want to try removing some of the metapackages and try the upgrade again.