Dansguardian is a down and need to restart everyday

[Guest]

[mcoa]

Hello
I have Endian Firewall 2.3. I use Squid/Dansguardian  filter web content in my local network. but some occasions the  service is down and  i have restart squid and service up. I check service squid is a  run but serrvice dansguardian is a down. I read the log /var/log/squid/cache.log y the result is problem of connection of dansguardian.

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2010/04/23 13:45:59|   always_direct = 0
2010/04/23 13:45:59|    never_direct = 1
2010/04/23 13:45:59|        timedout = 0
2010/04/23 13:47:18| Failed to select source for '192.168.0.100/proxy.pac'
2010/04/23 13:47:18|   always_direct = 0
2010/04/23 13:47:18|    never_direct = 1
2010/04/23 13:47:18|        timedout = 0
2010/04/23 13:47:26| TCP connection to 127.0.0.1/9999 failed
2010/04/23 13:47:40| TCP connection to 127.0.0.1/9999 failed
2010/04/23 13:47:42| TCP connection to 127.0.0.1/9999 failed
2010/04/23 13:47:48| TCP connection to 127.0.0.1/9999 failed
2010/04/23 13:48:22| Failed to select source for '192.168.0.100/proxy.pac'
2010/04/23 13:48:22|   always_direct = 0
2010/04/23 13:48:22|    never_direct = 1
2010/04/23 13:48:22|        timedout = 0
2010/04/23 13:50:00| TCP connection to 127.0.0.1/9999 failed
2010/04/23 13:50:56| TCP connection to 127.0.0.1/9999 failed
2010/04/23 13:53:01| TCP connection to 127.0.0.1/9999 failed

...
...


some suggestion of repair the problem?

thanks