SAP Message R-355 - You have already requested a version for extended generic transaction &

Diagnosis
You want to change the header data for the extended risk object &V1&(either directly using MODE 1 or by changing the entire xSFGDT withMODE I0 or U0) (here MODE: &V2&).
You have already requested a version for this risk object in the sametransfer run and the same processing block. Since the system cannotdecide in which order to process the records, the record group isrejected (also applies to any other groups of this type).

System Response
The records in this group are not processed.