[Samba] PDC don't lists domain groups for workstations

[Сергей]

Hello, All!

Everytime when I ask my PDC about list of domain groups from XP SP3 workstation, I got empty list. 
Log is fixed this error:
api_rpcTNP: samr: SAMR_QUERYDISPLAYINFO2 failed

But "net groupmap list" shows group list:
sudo net groupmap list
2-106 (S-1-5-21-3738234612-4042114426-1695072666-3013) -> 5-107
tst-users (S-1-5-21-3738234612-4042114426-1695072666-3193) -> tst-users
ugs (S-1-5-21-3738234612-4042114426-1695072666-1175) -> ugs
Лучший принтер (S-1-5-21-3738234612-4042114426-1695072666-1093) -> print-best
Domain Guests (S-1-5-21-3738234612-4042114426-1695072666-514) -> domain_guests
magistr (S-1-5-21-3738234612-4042114426-1695072666-3145) -> magistr
2-109 (S-1-5-21-3738234612-4042114426-1695072666-1002) -> 2-109
Лаборанты и инженеры (S-1-5-21-3738234612-4042114426-1695072666-1096) -> lab
Print Operators (S-1-5-21-3738234612-4042114426-1695072666-550) -> printer_admins
Domain Admins (S-1-5-21-3738234612-4042114426-1695072666-512) -> admin_nt_group
Аспиранты (S-1-5-21-3738234612-4042114426-1695072666-1094) -> aspirants
Преподаватели (S-1-5-21-3738234612-4042114426-1695072666-1097) -> prep
Старейшие сотрудники (S-1-5-21-3738234612-4042114426-1695072666-3149) -> veteran
Преподаватели и аспиранты (S-1-5-21-3738234612-4042114426-1695072666-1177) -> prep_asp
Nero (S-1-5-21-3738234612-4042114426-1695072666-3141) -> nero
Обычный принтер (S-1-5-21-3738234612-4042114426-1695072666-1092) -> print-usual
Domain Users (S-1-5-21-3738234612-4042114426-1695072666-513) -> domain_users
2-107 (S-1-5-21-3738234612-4042114426-1695072666-1001) -> 2-210



Info about software:
smbclient -V
Version 3.3.9
uname -a
FreeBSD acc.acc.tula.ru 8.0-RELEASE-p1 FreeBSD 8.0-RELEASE-p1 #4: Mon Dec 14 20:30:51 MSK 2009     root at acc.acc.tula.ru:/usr/src/sys/i386/compile/Z  i386

My smb.conf is attached

Happy New Year!
Serg