Restarting dnsmasq (via systemctl): Job failed. See system logs and ‘systemctl status’ for details.
[FAILED]
from log messages:-
failed to bind DHCP server socket: Address already in use
Oct 11 12:59:52 pritpal dnsmasq[4519]: FAILED to start up
Oct 11 12:59:52 pritpal systemd[1]: dnsmasq.service: control process exited, code=exited status=1
Oct 11 12:59:52 pritpal systemd[1]: Unit dnsmasq.service entered failed state.