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After Creating New TDE Primary Key, RMAN Backup Fails With "Error Backing Up File 277, Block 25453: Logical Corruption" On UNDO Datafiles (Doc ID 2353375.1)

Last updated on FEBRUARY 23, 2023

Applies to:

Advanced Networking Option - Version and later
Information in this document applies to any platform.


RMAN backup fails with messages like the following:

RMAN-03002: failure of backup plus archivelog command at 01/08/2018 18:57:46

RMAN-03009: failure of backup command on ORA_DISK_9 channel at 01/08/2018 15:51:52

Error backing up file 277, block 25453: logical corruption

All of the messages pertain to the UNDO tablespace.


 The software keystore (TDE wallet) was deleted, the TDE primary key was discarded using a hidden system parameter, the keystore was recreated, and a new TDE primary key was set.


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