Solution : https://service.sap.com/sap/support/notes/566481 (SAP Service marketplace login required)
Key words :
creation indicator eban-estkz = 'v', item category eban-pstyp = '5', generates planning file entries, planning file entries, requirements planning point, function modules me_create_requisition_ext, create purchase requisitions, sd purchase requisitions, function group ebne, indicator i_create_mrp_record
Related Notes :
705988 | SD-Stock trnsp. requis. w/o planning file entry in sup. plt |
567360 | Planning file entry for MRP is not set |
566814 | Planning file entry for MRP is not set |
325382 | BAPI_REQUISITION_CREATE: no planning file entry |
182787 | No planning file entry with PReqs from SD/PP/PS |