HI, Finally i find a solution for my problem. Indeed i Uncomment and adjust the following to add a disk cache directory. #cache_dir ufs /usr/local/squid/var/cache/squid 100 16 256 the squid.conf file The solution was on the squid web page http://www.squid-cache.org/Doc/config/cache_dir/ <http://www.squid-cache.org/Doc/config/cache_dir/> Now the initialization works good and the directories are created under /var/sppols/squid3 Regards, Khalil -- View this message in context: http://squid-web-proxy-cache.1019090.n4.nabble.com/cache-directory-initialization-failed-tp4664719p4664722.html Sent from the Squid - Users mailing list archive at Nabble.com.