The following is the RMAN-20503 error message, you can learn the cause and solution of the Oracle Rman error.

RMAN-20503: DELETE cannot delete expired objects – run CROSSCHECK or DELETE EXPIRED

Cause: A DELETE command was run without EXPIRED option, but the object doesn’t exist. This means the recovery catalog or target database control file is out of sync with reality.

Solution: Run CROSSCHECK.

Case:

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