2809417 - 'When creating item you must set key fields in DATAX structure' error occurs in the Manage Purchase Orders app

User receives the following error when ordering a PO in the Manage Purchase Orders/Create Purchase Order app:

'When creating item you must set key fields in DATAX structure'.

• SAP Fiori
• SAP S/4HANA 1709 onwards

mm, mm-fio, manage purchase order, manage purchase orders, manage po, manage pos, purchase order, po, manage, create, create purchase order, When ordering items you must set key fields in DATAX structure, datax, when ordering, items, you, must, set, keys, MM_PUR_PO_MAINTAIN, MM_PUR_PO_MAINT_V2_SRV, When creating item you must set key fields in DATAX structure , KBA , MM-FIO-PUR-PO , Fiori UI for Purchase Orders , Problem