problem with win2003 sp2

[networkmisr]

Dear sir

i install dc win2003 with sp2 with dns

when client want to login with domain users it takes more than 30 minut when i read the event viewr i found this errors:

1-

Windows cannot determine the user or computer name. (An internal error occurred. ). Group Policy processing aborted.

2-

Automatic certificate enrollment for local system failed to contact the active directory (0x80072095). A directory service error has occurred.

Enrollment will not be performed.

and after 30 minut the client login but the GP not inforce and when need to access shared folder in my network i asked to inter username and password

plz i need your help as soon as you can

thanks

[Bassus]

For your error check out this link

NTDS ISAM / NTDS Replication major issues

[Calvin K]

I think your main issue is regarding Group Policy. This happens very rare. I would advice you to run a free scan in your system....goodluck