I am using the guide here http://wiki.squid-cache.org/ConfigExamples/Authenticate/WindowsActiveDirectory on ubuntu karmic when i reach the line "Test the helpers" using i get error code was NT_STATUS_PIPE_DISCONNECTED (0xc00000b0) error messsage was: Named pipe dicconnected using samba 3.4 against a windows 2008 server Any help is appreciated