*** This bug is a duplicate of bug 1848829 *** https://bugs.launchpad.net/bugs/1848829
in my case reinstalling distro-info doesn't help I compared the code of both packages and spoken class DistroInfo is exactly the same. I think that upgrade scripts are outdated, not distro-info package. In above snippet there is a comment saying: # Ubuntu 18.04's python3-distro-info does not have version however the workaround provide for that is also wrong because Ubuntu 18.04's do not have also get_all() -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1874250 Title: do-release-upgrade fails 19.10->20.04 AttributeError: 'UbuntuDistroInfo' object has no attribute 'version' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1874250/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs