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    HomeOracleOracle Error ORA-16647: could not start more than one observer

    Oracle Error ORA-16647: could not start more than one observer

    admin November 15, 2022 No Comments

    Oracle Error Message

    ORA-16647: could not start more than one observer

    Reason for the Error

    The observer could not start because there was another observer already observing the Data Guard configuration for which fast-start failover may have been enabled.

    Solution

    Stop the running observer. Retry the operation.

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