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    Oracle Error ORA-12211: TNS:needs PREFERRED_CMANAGERS entry in TNSNAV.ORA

    admin November 15, 2022 No Comments

    Oracle Error Message

    ORA-12211: TNS:needs PREFERRED_CMANAGERS entry in TNSNAV.ORA

    Reason for the Error

    TNSNAV.ORA does not have a PREFERRED_CMANAGERS defined.

    Solution

    Add a PREFERRED_CMANAGERS entry to the TNSNAV.ORA file.

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