ORA-19660
Files in the backup set cannot be verified.
Cause
A restore conversation is being made to verify all of the files in a backup set. The files that were printed in message ORA-19661 or ORA-19662 cannot be verified because corrupt blocks for those files exist in the backup set.
Action
Unless the damage to the backup set can be repaired, the indicated files cannot be restored from this backup set.
ORA-19660
some files in the backup set could not be verified
Cause
A restore conversation was made to verify all the files in a backup set, and the files which were printed in messages 19661 or 19662 could not be verified because corrupt blocks for those files were found in the backup set.
Action
Unless the damage to the backup set can be repaired, the indicated files cannot be restored from this backup set.
ORA-19660
some files in the backup set could not be verified
Cause
A restore conversation was made to verify all the files in a backup set, and the files which were printed in messages 19661 or 19662 could not be verified because corrupt blocks for those files were found in the backup set.
Action
Unless the damage to the backup set can be repaired, the indicated files cannot be restored from this backup set.
