Unable to start Bind9 service with the following error message:
Dec 09 09:15:25 servername systemd: /etc/systemd/system/bind9.service:1: .include directives are deprecated, and support for them will be removed in a future version of systemd.
includestatement can be found in Bind9 service config:
# cat /etc/systemd/system/bind9.service
Misconfiguration of Bind9 service.
Connect to the server via SSH.
Remove line with
/etc/systemd/system/bind9.servicefile using any text editor like vi.
# systemctl daemon-reload
# systemctl restart bind9