Archived from groups: microsoft.public.windowsnt.domain (More info?)
Make sure you enable auditing for logon/logoffs success / failure
then check the security log of the event viewer on all DCs and
see exactly what's going on.
"Kevin_liuhh" <Kevinliuhh@discussions.microsoft.com> wrote in message
> Our User accounts in the Windows NT suddenly were lockout. If
> check the box, but just a moment later, It was lockout again.