The fix is to add postfix to the mail group in /etc/group For example mail:x:8:postfix
However this should be done by the package install script -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1393403 Title: postfix unable to create files in /var/mail To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/postfix/+bug/1393403/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs