KS3U027E
The dataset could not be updated due to an incorrect dataset organization. The dataset must be a sequential or a
fully qualified member of a partitioned dataset.
Explanation
The dataset that you specified is partitioned, but you
did not specify a member name. Also, you might have
specified a member of a partitioned dataset, but the
dataset is sequential.
User response
Correct the dataset name and retry. Note that you
cannot access VSAM datasets using this dialog box.