I agree it's not a duplicate. I've seen this in Debian as well and haven't solved it their either.
** This bug is no longer a duplicate of bug 1531299 postfix upgrade can fail due to "newaliases: fatal: inet_addr_local[getifaddrs]: getifaddrs: Address family not supported by protocol" under qemu-static ** Changed in: postfix (Ubuntu) Status: New => Triaged ** Changed in: postfix (Ubuntu) Importance: Undecided => High -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1684037 Title: Wrong systemd dependencies prevent postfix from starting To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/postfix/+bug/1684037/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs