Event ID - 8300

Event Id8300
SourceMSExchangeADDXA
DescriptionADC will not replicate the entry <object name> to the Active directory because it was not able to find the home server (corresponding to the <attribute name> attribute on the source object) in the Active directory. <connection agreement name>
Event InformationAccording to Microsoft:
EXPLANATION:
This event indicates that the Active Directory Connector (ADC) is unable to find the HOME SERVER attribute in Active Directory.
USER ACTION:
Check for related events in the application log that might indicate other problems and provide information to the underlying problem. This may could be caused by Active Directory not being fully synchronized due to replication latency issues. Ensure that Active Directory is fully synchronized by mutually replicating the domain controllers.
Reference LinksExchange (MSExchangeADDXA)

Catch threats immediately

We work side-by-side with you to rapidly detect cyberthreats
and thwart attacks before they cause damage.

See what we caught

Did this information help you to resolve the problem?

Yes: My problem was resolved.
No: The information was not helpful / Partially helpful.