FABH0433W RBN VALUE IS LARGER THAN THE SIZE OF THE PARTITION DATA SET (DDNAME: ddname)
HSSR Engine detected that the RBN value defined in the DBD for the partition data set was larger than the real data set size. ddname indicates the DD name of the partition data set.
HSSR Engine continues processing.
Ensure that the correct DBD is specified. Specify the correct DBD, and rerun the job.