samba - Jun 2003 - I don't see any domain groups with usrmgr

Yo,

I have samba 3 beta running as pdc on Red Hat 8. When I try to view groups
with usrmgr I see domain name but no groups, only users.
Can someone please tel me or give a clue how to make groups avalible in
usrmgr en poledit.

Regards,

Admir