- Plesk for Linux
Unable to select webmail for a domain in Domains > example.com > Mail Settings: it is marked as None with the following line:
CONFIG_TEXT: There is a subdomain with the name webmail.example.com
There is a sub domain webmail.example.com exists on a server in Domains menu.
Domain webmail.example.com cannot serve mail service through webmail software, instead it will be served by a webserver as a virtual host.
- Login to Plesk
- Go to Subscriptions > example.com and remove the subdomain