I solved the bug by adding the following to the main.cf: relay_domains =
The problem was caused by relay_domains autoamtically matching subdomains of $mydestination for backwards-compatibility, which I did not know about. -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to postfix in Ubuntu. https://bugs.launchpad.net/bugs/1351297 Title: postfix incorrectly complains about: do not list domain in BOTH virtual_mailbox_domains and relay_domains To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/postfix/+bug/1351297/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs