Hey, I have the same issue on Ubuntu Server 18.04, however, hostname --fqdn clearly returns a FQDN, which also points to the IP address of my server, and /etc/mailname exists with valid content.
I guess it's a bug, however, I couldn't find any evidence or log.
Hey, I have the same issue on Ubuntu Server 18.04, however, hostname --fqdn clearly returns a FQDN, which also points to the IP address of my server, and /etc/mailname exists with valid content.
I guess it's a bug, however, I couldn't find any evidence or log.