Hi, when I try : net group members "Domain Users" the results is correct when I try : net group members "Domain Admins" I get back the following message : [Mon Oct 3 14:20:36 2005 , 0] rpc_client/cli_pipe.c:rpc_api_pipe(424) cli_pipe: return critical error. Error was Call timed out: server did not respond after 10000 milliseconds any idea ??? many thanks for your help