Robert, can you look please? Sounds to me like it's something to do with debconf support which you've worked on lately. The testcase in the original report was on zesty - not sure if it's still there in artful.
** Changed in: gnome-software (Ubuntu) Assignee: (unassigned) => Robert Ancell (robert-ancell) -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gconf in Ubuntu. https://bugs.launchpad.net/bugs/1688721 Title: package gconf2-common 3.2.6-3ubuntu7 failed to install/upgrade: subprocess installed post-installation script returned error exit status 128 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gconf/+bug/1688721/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs