service iptables save, systemctl, and unhelpful error messages

[Matej Cepl]

On 16.2.2012 18:09, Bill Nottingham wrote:
> Note, in this case, I'm referring to "/etc/init.d/foo make-me-a-sandwich,"
> or "service foo make-me-a-sandwich". systemctl doesn't bother with this.

Awesome, I didn't know it (I am currently not on Fedora for a moment). 
So why some people were reporting that service iptables save lead them 
to systemd scripts?

Matěj