Error Encounter on urls.db update

[Kc Li]

Hi Everybody there is a error on update urls.db from urls.diff after issue squidGuard -u   squidGuard going into emergency mode, error: /usr/local/squidGuard/db/dest/porn/urls.diff$: No such file or directory   my system: Redhat 7.2                     squidGuard 1.2                     BerkeleyDB 4.0                     Squid-2.4 stable1-5 (rpm package)   squidGuard file owner and group are set to squid.squid ie /usr/local/squidGuard......   update to domains.db is correct and finished without any error.( refer to squidGuard.log)   please help ^_^   Kc Li