Your hostname is not valid according to postfix. Relevant error:
Running newaliases newaliases: warning: valid_hostname: numeric hostname: 192.168.10.101 newaliases: fatal: file /etc/postfix/main.cf: parameter mydomain: bad parameter value: 192.168.10.101 dpkg: viga paki postfix töötlemisel (--configure): alamprotsess installed post-installation script tagastas lõpetamisel veakoodi 75 ** Changed in: postfix (Ubuntu) Status: New => Won't Fix -- package postfix 2.6.5-3 failed to install/upgrade: alamprotsess installed post-installation script tagastas lõpetamisel veakoodi 75 https://bugs.launchpad.net/bugs/555521 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs