IPtables returns an error : security raw nat mangle filter FAILED

[root@i386 ~]# service iptables restart
iptables: Flushing firewall rules:                         [  OK  ]
iptables: Setting chains to policy ACCEPT: security raw nat[FAILED]filter
iptables: Unloading modules:                               [  OK  ]
iptables: Applying firewall rules:                         [  OK  ]

vi /etc/init.d/iptables

   echo -n $"${IPTABLES}: Setting chains to policy $policy: "
    ret=0
    for i in $tables; do
        echo -n "$i "
        case "$i" in
+           security)
+               $IPTABLES -t filter -P INPUT $policy \
+                   && $IPTABLES -t filter -P OUTPUT $policy \
+                   && $IPTABLES -t filter -P FORWARD $policy \
+                   || let ret+=1
+               ;;
            raw)
                $IPTABLES -t raw -P PREROUTING $policy \
                    && $IPTABLES -t raw -P OUTPUT $policy \
                    || let ret+=1
                ;;

[root@i386 ~]# service iptables restart
iptables: Flushing firewall rules:                         [  OK  ]
iptables: Setting chains to policy ACCEPT: security raw nat[  OK  ]filter
iptables: Unloading modules:                               [  OK  ]
iptables: Applying firewall rules:                         [  OK  ]