The file is in:
/home/e-smith/squidguard/blacklist_loc
Much easier: you can access it from server-manager

It's under Security/content filtering
Funny though, I managed to update manually after the change, but the cron job still returned an error tonight.
Kind greetings,
ThonyGhost wrote:
>
> Hi,
>
> Im getting squidguard errors in cron job every day says can't
> update squid, I searched these forums and found that I needed
> to update the location of where it downloads the blacklist my
> only problem is I cant seem to find the file needed to change
> look under the cron.daily and saw supdate.cron but that
> doesnt appear to be the right file please could someone help me
>
> Thanks in advance
>
> Ghost