shorewall and zones

[Superman3332001]

Hi there everyone. I was wring the shorewall conf file and I got some errors. Could someone please help me.
Here are the errors I got.

/etc/shorewall/shorewall.conf: line 1: /var/log/messages: Permission denied
Loading /usr/share/shorewall/functions...
Processing /etc/shorewall/shorewall.conf...
/etc/shorewall/shorewall.conf: line 1: /var/log/messages: Permission denied
Starting Shorewall...
Initializing...
Shorewall has detected the following iptables/netfilter capabilities:
NAT: Available
Packet Mangling: Available
Multi-port Match: Available
Connection Tracking Match: Available
Determining Zones...
Zones: net loc
Validating interfaces file...
Validating hosts file...
Validating Policy file...
Determining Hosts in Zones...
Warning: Zone net is empty
Warning: Zone loc is empty
Deleting user chains...
Creating Interface Chains...
Configuring Proxy ARP
Setting up NAT...
Setting up NETMAP...
Adding Common Rules
iptables v1.2.11: log-level `infoPATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/bin:/usr/local/sbin' unknown
Try `iptables -h' or 'iptables --help' for more information.
Terminated

Thanks in advanced