Couldnt unauthorize the replication of naming context <object name> to <directory name> because of error <error code>. If this condition persists, stop and restart this Microsoft Exchange Server computer.
Event Information
According to Microsoft: Ezplaination: The target directory could not be removed from the destination list of replicas on the specified naming context because of the returned directory replication agent error.You may not have the appropriate permissions to perform this operation.
User Action : Perform the user action specified in the message.