In my case i use samba 3.0.22 and the problem is exactly the same.any ideas?ThanksFerencOn Tue, Jan 24, 2006 at 11:36:42AM +0100, Micha Kersloot wrote:> Hi, > > I've got a Samba 3.0.2a PDC running for some time now (like more than a > year) with MS Windows XP clients. But suddenly on January 23 2006 none > of the clients where able to login anymore. The error on the client was > (translated from dutch): > Unable to connect to domain server. > > The logfile on the samba side showed: > [2006/01/23 11:36:30, 2] lib/smbldap.c:smbldap_open_connection(722) > smbldap_open_connection: connection opened > [2006/01/23 11:36:30, 3] lib/smbldap.c:smbldap_connect_system(905) > ldap_connect_system: succesful connection to the LDAP server > [2006/01/23 11:36:30, 2] passdb/pdb_ldap.c:init_sam_from_ldap(640) > init_sam_from_ldap: Entry found for user: computer3$ > [2006/01/23 11:36:30, 3] smbd/sec_ctx.c:pop_sec_ctx(386) > pop_sec_ctx (65534, 65534) - sec_ctx_stack_ndx = 0 > [2006/01/23 11:36:30, 0] libsmb/credentials.c:creds_server_check(159) > creds_server_check: credentials check failed. > [2006/01/23 11:36:30, 0] rpc_server/srv_netlog_nt.c:_net_auth_2(424) > _net_auth2: creds_server_check failed. Rejecting auth request from > client COMPUTER3 machine account COMPUTER3$ > > I was able to solve the problem by upgrading to 3.0.21a, and rejoining > the MS Windows XP clients to the domain. But as i have now idea what > caused this problem, i don't know if this suddenly could happen again. > Anyone an idea what was going on? > > This is something we specifically added in a fix into 3.0.21a for. > The netlogon code needed to cache the credentials between connections, > and we now do this. > > Jeremy.