Looks like this may relate to dovecot: https://launchpad.net/ubuntu/+source/dovecot/1:1.2.12-1ubuntu8.1
Postfix hasn't been updated since release, so it's not a postfix issue. ** Package changed: postfix (Ubuntu) => dovecot (Ubuntu) -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to dovecot in ubuntu. https://bugs.launchpad.net/bugs/716654 Title: latest ubuntu updates killed mail delivery -- Ubuntu-server-bugs mailing list [email protected] Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
