Sorry (slaps self), that one is vaguely related, but I meant to paste in a link to bug #70382 and also now discovered bug #67996 which is even more to the point.
-- subprocess pre-installation script returned error exit status 1 https://launchpad.net/bugs/71915 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
