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KCC Initialization

Updated: November 25, 2009

Applies To: Windows Server 2008 R2

The Knowledge Consistency Checker (KCC) is a process that runs on each domain controller. The KCC creates and maintains the replication topology between domain controllers.


Event ID Source Message



Sample Event: The Knowledge Consistency Checker (KCC) did not initialize. Consistency updates to the replication topology on the local domain controller have been disabled. The previous replication topology will be used until the local domain controller is restarted. Additional Data Error value: %1 %2

Related Management Information

Partition Replication

Active Directory

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