Hello All, I am new to SQUID and hence require some help. I have SQUID 2.7 Stable8 installed on a Windows Server 2008 R2. I am now trying to configure it to use MS Active Directory. I have the following lines in the .conf file: ----- auth_param basic program c:/squid/libexec/squid_ldap_auth -R -b "dc=ad-mycompany,dc=domain,dc=com" -D "cn=admin,cn=Users,dc=ad-mycompany,dc=domain,dc=com" -w "password" -f sAMAccountName=%s -h myipnumber auth_param basic children 5 auth_param basic realm My_Company auth_param basic credentialsttl 5 minute ------ When I try to start SQUID, Windows throws" Error 1067: The process terminated unexpectedly" at me. I have a web server/service running on port 80 and 443. What am I missing here? Many many thanks for your help Lakshman