DSNU1648I RESTORE SYSTEM UTILITY FAILED. THE AVAILABLE BACKUP IS NOT USABLE BEYOND THE SIX BYTE LOGGING LIMIT AFTER THE BSDS HAS BEEN CONVERTED.

Explanation
The RESTORE SYSTEM utility was unable to use the
available backup because it was taken before the BSDS was converted
and the 6-byte logging limit was reached on this system.

System action
Processing terminates.

User response
This system can be restored only from this backup
with a subsystem parameter setting of RESTORE_RECOVER_FROMDUMP = YES,
which is typically used only at disaster recovery sites.

Severity
 8 (error)