This also breaks installing postfix in autokgtest and holds back fixing sbuild's autopkgtest at the moment.
... /etc/aliases does not exist, creating it. WARNING: /etc/aliases exists, but does not have a root alias. Postfix (main.cf) is now set up with a default configuration. If you need to make changes, edit /etc/postfix/main.cf (and others) as needed. To view Postfix configuration values, see postconf(1). After modifying main.cf, be sure to run 'systemctl reload postfix'. Running newaliases newaliases: warning: valid_hostname: misplaced delimiter: autopkgtest.. newaliases: fatal: file /etc/postfix/main.cf: parameter myhostname: bad parameter value: autopkgtest.. dpkg: error processing package postfix (--configure): installed postfix package post-installation script subprocess returned error exit status 75 Setting up libslirp0:amd64 (4.4.0-1) ... Setting up ipxe-qemu (1.0.0+git-20190125.36a4c85-5ubuntu3) ... Setting up libasound2:amd64 (1.2.4-1.1build1) ... Setting up librole-tiny-perl (2.002004-1) ... Setting up libndctl6:amd64 (71.1-1) ... dpkg: dependency problems prevent configuration of buildd: buildd depends on default-mta | mail-transport-agent; however: Package default-mta is not installed. Package postfix which provides default-mta is not configured yet. Package mail-transport-agent is not installed. Package postfix which provides mail-transport-agent is not configured yet. dpkg: error processing package buildd (--configure): dependency problems - leaving unconfigured Setting up ipxe-qemu-256k-compat-efi-roms (1.0.0+git-20150424.a25a16d-0ubuntu4) ... ... ** Tags added: update-excuse ** Also affects: sbuild (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1906970 Title: dpkg hook hostname error To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/postfix/+bug/1906970/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs