Oracle : Ошибка ORA-19915

"unable to encrypt pre-10.2 files"
*Cause: An RMAN encrypted backup was requested, but this backup includes
one or more archived logs that were generated by an older
release of Oracle. These archived logs cannot be encrypted.
*Action: Back up the older logs without encryption. Logs created with
Oracle release 10.2 and greater can be encrypted.

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