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M204.2623 JCL ddNames not allowed for GDG members; use DEFINE DATASET
A GDG stream must have its member defined by using the DEFINE DATASET command. This is because the command's specified DDNAME is reused for multiple data set names, but a JCL DD statement remains static for the duration of the run.
|RETCODEO=0||Sets online return code|
|RETCODEB=4||Sets batch (single user) return code|
|CLASS=E||Error class; the message can be suppressed with the X'04' bit setting of the MSGCTL parameter|
|AUDITMS||Writes the message with line type MS to the audit trail|
|NOCOUNT||Does not increment the error count (ERCNT) parameter|