This bug was fixed in the package ubuntu-release-upgrader - 1:17.10.8
--------------- ubuntu-release-upgrader (1:17.10.8) artful; urgency=medium
* data/removal_blacklist.cfg: unblacklist unity so that release upgrades to 17.10 for systems without universe enabled can proceed. (LP: #1725605)
-- Brian Murray <email address hidden> Mon, 23 Oct 2017 17:07:56 -0700
This bug was fixed in the package ubuntu- release- upgrader - 1:17.10.8
--------------- release- upgrader (1:17.10.8) artful; urgency=medium
ubuntu-
* data/removal_ blacklist. cfg: unblacklist unity so that release upgrades to
17.10 for systems without universe enabled can proceed. (LP: #1725605)
-- Brian Murray <email address hidden> Mon, 23 Oct 2017 17:07:56 -0700