I try to set up DNS bind in debian, but i have a problem, my bind service can't be stopped. i have followed the instruction, and i do the same configuration as the instruction.but the problem haven't been solved.here is the problem

dialproxy:/etc/bind# vi named.conf
dialproxy:/etc/bind# /etc/init.d/bind9 restart
Stopping domain name service: namedrndc: connect failed: connection refused
.
Starting domain name service: named.
dialproxy:/etc/bind# vi named.conf
dialproxy:/etc/bind# /etc/init.d/bind9 stop
Stopping domain name service: namedrndc: connect failed: connection refused

please help me, i need for my final project