The following domain controller made a replication request for a writable directory partition that has been denied by the local domain controller. The requesting domain controller does not have access to a writable copy of this directory partition.
Sample Event:
Requesting domain controller: %2
Directory partition: %1
If the requesting domain controller must have a writable copy of this partition, verify that the security descriptor on this directory partition has the correct configuration for the Replication Get Changes All access right.
For more information, see:
Microsoft Help and Support for Microsoft Windows Server 2008 and above
Microsoft Knowledge Base