Question : Windows cannot access the file gpt.ini for GPO

Windows cannot access the file gpt.ini for GPO cn={AF898B5E-58DB-4EA5-B788-3B41FFA1C429},cn=policies,cn=system,DC=server,DC=local. The file must be present at the location <\\DC Server\SysVol\DC Server\Policies\{AF898B5E-58DB-4EA5-B788-3B41FFA1C429}\gpt.ini>. (Access is denied. ). Group Policy processing aborted.

Answer : Windows cannot access the file gpt.ini for GPO

See this KB for troubleshooting 1030 and 1058 errors.
http://support.microsoft.com/kb/887303