Event ID - 1043

Event Id1043
DescriptionThe knowledge consistency checker has detected that site /O=Organization/OU=Site can be replicated to this directory service from more than one source.
Event InformationAccording to Microsoft:

This issue can occur if the directory replication connectors are set up in a configuration that creates a message loop between the directory replication servers within the Exchange Server organization. The Knowledge Consistency Checker detects duplicated knowledge of Exchange Servers through the duplicate directory replication connectors.
To resolve this issue, remove one of the directory replication connectors that creates the loop between the sites.
Reference LinksXADM: Error Message: Event ID 1043 Source MSExchangeDS

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