[BUG] Firewall Rules corrupted! Restarting in 5 seconds

Freepbx firewall. is trying to apply ipv6

1776710896: /sbin/ip6tables -w5 -W10000 -D fpbxinterfaces 1
1776710896: /sbin/iptables -w5 -W10000 -D fpbxinterfaces 1
1776710896: /sbin/iptables -w5 -W10000 -t nat -D masq-output -o eth0 -j MARK --set-xmark 0x2/0x2
No fpbxinterfaces in ipv6
1776710931: Wall: 'Firewall Rules corrupted! Restarting in 5 seconds
More information available in /var/log/asterisk/firewall.log
' returned 0
1776710941: Monitoring parent (voipfirewalld) died. Shutting down!
Starting firewall.
1776710943: Wall: 'Firewall service now starting.

' returned 0
ipset v7.1: The set with the given name does not exist
ipset v7.1: The set with the given name does not exist
1776710944: fpbxfirewall rule not found in INPUT chain
1776710944: Resetting iptables

Is IPv6 enabled on your system ?

sorted - but i dont remember how
will update next time