Oracle : Ошибка ORA-16804

16804, 0000, "one or more configuration properties have invalid values"
*Cause: Data Guard broker health check detected that one or more
configuration properties in the broker configuration had
invalid values. The property values were changed while
broker management of the database was disabled.
*Action: Check Data Guard broker log for more details on which properties
have invalid values and reset them through the Data Guard broker.

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