ORA-19881: Corrupted space bitmap for datafile string, block string backup aborted

ORA-19881: Corrupted space bitmap for datafile string, block string backup aborted

Cause: When reading a space bitmap block to optimize the backup of the datafile, the space bitmap block was corrupted.

Action: Fix corruption before attempting backup again.

ORA-19880: Corrupted space header for datafile string, block string backup aborted

ORA-19880: Corrupted space header for datafile string, block string backup aborted

Cause: When reading the space header block to optimize the backup of the datafile, the space header block was corrupted.

Action: Fix corruption before attempting backup again.