Solution : https://service.sap.com/sap/support/notes/355200 (SAP Service marketplace login required)
Key words :
master production scheduling, /3 support package sapkh46c01, attached program corrections, 'stock/requirements list', 'multilevel order report', purchase requisition correctly, 'mrp list', purchase order, copied correctly, purchase requisition
Related Notes :
208423 | ME57, MD04: Creating purchase order via ME21N |