Just got the same error message while installing qmail on Trusty. It turns out that the domain name for my host was not yet defined, and hence the qmail installer aborted. I could resume the install after defining a domain name (I edited /etc/hosts).
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1202010 Title: package qmail 1.06-5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/netqmail/+bug/1202010/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
