[Samba] Error Looking up domain users

[selvam e]

Sir,
 
I am selvam from INdia. I am installed samba 3.0.2a in Redhat Linux 9.0 and is working fine. Then i am configured winbind for integration with ADS in windows 2000 server. When i am issuing command ,.wbinfo -u it given error messege as error looking up domain users.  Please provide solution for that. ( previously i joined domain using net command)
Please do needfull. 
 
Iam waiting for resolution.
 
 
Regards
 
selvam e.


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