[Samba] Win XP + Samba PDC ( problem )

[samba at mefisto.toi.tarman.pl]

Hello

i instaled samba 2.2.5 as PDC
i have network with 40 computers ( Win XP )

everythings works ok but sometimas i have problems ...
from time to time one of the windows says that can't log into domain ...
it is seldom problem ( only 3 computers has problem with it )
others works fine

if i reinstall XP or change to windows works in workgroup and then again
change to work in domain ( log as root in the beginning ) everything
is ok ....

have someone this problem ?
why sometimes Winxp can't log into domain ?

best regards

daniel