ORA-12523: TNS:listener could not find instance appropriate for the client connection
Cause: The listener could not find any available (database) instances, that are appropriate for the client connection.
Action: Run lsnrctl services to ensure that the instance(s) are registered with the listener, and have status READY.
Cause: The listener could not find any available (database) instances, that are appropriate for the client connection.
Action: Run lsnrctl services to ensure that the instance(s) are registered with the listener, and have status READY.
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