hvordan retter jeg denne fejl?

jeg får denne fejl på win2000 server dns

Event Type:    Error
Event Source:    Userenv
Event Category:    None
Event ID:    1000
Date:        12-01-2002
Time:        20:41:21
User:        NT AUTHORITY\\SYSTEM
Computer:    serveren
Description:
The Group Policy client-side extension Security was passed flags (17) and returned a failure status code of (1332).
og jeg får følgende warning
Event Type:    Warning
Event Source:    SceCli
Event Category:    None
Event ID:    1202
Date:        12-01-2002
Time:        20:41:21
User:        N/A
Computer:    SERVER
Description:
Security policies are propagated with warning. 0x534 : No mapping between account names and security IDs was done.
Please look for more details in TroubleShooting section in Security Help.
jeg tror de hænger sammen derfor begge spørgsmål. hvordan retter jeg de fejl?