Hi,
Sometimes You can get “RMAN-06441: cannot upgrade catalog – catalog is already newer than this RMAN ” error.
Details of error are as follows.
RMAN-06441: cannot upgrade catalog - catalog is already newer than this RMAN
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-06441: cannot upgrade catalog – catalog is already newer than this RMAN
This error is related with the ‘DBMS_RCVMAN’ body package is invalid, because there are two synonyms, namely, TDATT and TFATT, that points to two non-existing RMAN tables.
Dropped the two synonyms, namely, TDATT and TFATT, and the RMAN command “upgrade catalog” is successfully completed without any errors.
Do you want to learn more details about RMAN, then read the following articles.
https://ittutorial.org/rman-backup-restore-and-recovery-tutorials-for-beginners-in-the-oracle-database/