> > > Do you are using NTLM Negotiate ? > > > > > > auth_param ntlm use_ntlm_negotiate on > > > > > > >I am not. Not certain of original poster. > > It's recommended with Samba 3 NTLM helper, so try with it. > > Regards > > Guido I have use_ntlm_negotiate set on, but also occasionally experience this problem, however I've generally pinned this down to when my Active Directory Controllers are maxed out doing other things. Restarting winbind usually sorts it out. Is there any way of detecting this condition and scripting the winbind reload? This is with Samba 3.0.22 and Squid 2.5 STABLE 9, with patched wbinfo_group.pl, and Win2000 Servers. Regards, Tim Paxton ICT Network Manager Clifton - A Community Arts School ********************************************************************** The information in this e-mail is confidential and intended solely for the use of the individual to whom it was addressed. If you are not the intended recipient, be advised that you have received this e-mail in error and that any use, dissemination, forwarding, printing or copying of this e-mail is strictly prohibited. If you have received this e-mail in error, please advise the sender by using the reply facility in your e-mail software, and then delete it from your system. **********************************************************************