WSUS client update problems

[ITJACKIE]

Dear ,
When build up the WSUS server, I have using XP PC for testing, but cannot.
From the event log show the error, kindly please advice how solve out this
problems.

Event Type: Error
Event Source: Userenv
Event Category: None
Event ID: 1030
Date: 6/27/2005
Time: 5:07:35 PM
Description:
Windows cannot query for the list of Group Policy objects. A message that
describes the reason for this was previously logged by the policy engine.

For more information, see Help and Support Center at
http://go.microsoft.com/fwlink/events.asp.

Event Type: Error
Event Source: Userenv
Event Category: None
Event ID: 1058
Date: 6/27/2005
Time: 5:07:35 PM
Description:
Windows cannot access the file gpt.ini for GPO
CN={31B2F340-016D-11D2-945F-00C04FB984F9},CN=Policies,CN=System,DC=xxxxx,DC=
com. The file must be present at the location
<\\xxxxx.com\sysvol\xxxxxt.com\Policies\{31B2F340-016D-11D2-945F-00C04FB984F
9}\gpt.ini>. (The system cannot find the path specified. ). Group Policy
processing aborted.

For more information, see Help and Support Center at
http://go.microsoft.com/fwlink/events.asp.