Event ID - 1272

Event Id1272
SourceNTDS KCC
DescriptionNo nTDSConnection object exists for inbound replication from server CN="NTDS Settings",CN="<DC>",CN=Servers,CN=<DC>,CN=Sites,CN=Configuration,DC=<DC>,DC=net at address <address>. The partition CN=Schema,CN=Configuration,DC=<DC>,DC=net is no longer replicated from it.
Event InformationHere is the information from a news group post: "If a DC failed and you were unable to gracefully dcpromo it out of your AD infrastructure, you should run metadata cleanup to make sure that you have removed all references to it like the one you are seeing here. You will need to clean up the metadata associated with the lost server, for more information regarding metadata clean up, click on the link given below.
Reference Links How To Remove Data in Active Directory After an Unsuccessful Domain Controller Demotion

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