Hi, I experience a new problem with SQUI2.5.STABLE10-NT and lotus note 6.5 I set the proxy on the client, and when i try to see and html mail, it always ask me for username and password and images located in the mail aren"t displayed. In cache.log, i can see this error: 2005/10/14 09:59:34| authenticateDecodeAuth: Unsupported or unconfigured proxy-auth scheme, 'Basic SFVSTEVWRU5UXGd1aWxsYXVtZTpwYXNzZQ==' And here my squid.conf ################################"" http_port 8080 debug_options ALL,1 maximum_object_size 15000 KB auth_param ntlm children 5 auth_param ntlm max_challenge_lifetime 2 minutes auth_param ntlm max_challenge_reuses 0 auth_param ntlm program c:/squid/libexec/win32_ntlm_auth.exe auth_param ntlm use_ntlm_negotiate on external_acl_type NT_global_group %LOGIN c:/squid/libexec/win32_check_group.exe -G -c memory_replacement_policy heap LFUDA cache_replacement_policy heap LFUDA cache_dir awin32 c:/squid/var/cache 2000 16 20 cache_mem 24 MB acl adclick dstdomain .doubleclick.net .valueclick.net .falkag.net acl localadr src 172.16.11.0/255.255.255.0 acl internetusers external NT_global_group "c:/squid/etc/utilsdom" acl password proxy_auth REQUIRED acl Safe_ports port 1025-65535 acl Safe_ports port 20 acl Safe_ports port 21 acl Safe_ports port 80 #many other 'acl safe_port' acl all src 0.0.0.0/0.0.0.0 http_access deny adclick http_access deny !localadr http_access deny !internetusers http_access allow password http_access allow Safe_ports http_access deny all logfile_rotate 12 cache_mgr admin@xxxxxxxxxxx http_reply_access allow all refresh_pattern . 0 20% 4320 refresh_pattern ^ftp: 1440 20% 10080 refresh_pattern ^gopher: 1440 0% 1440 coredump_dir c:/squid/var/cache hierarchy_stoplist cgi-bin ? icp_access allow all no_cache deny QUERY ####################################" If you have aany idea, tell me. Many thanks. Guillaume