| Event Id | 1043 |
| Source | MSExchangeDS |
| Description | The knowledge consistency checker has detected that site /O=Organization/OU=Site can be replicated to this directory service from more than one source. |
| Event Information | According to Microsoft: CAUSE: 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. RESOLUTION: To resolve this issue, remove one of the directory replication connectors that creates the loop between the sites. |
| Reference Links | XADM: Error Message: Event ID 1043 Source MSExchangeDS |
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