During the creation of the Purchase Requisition/Purchase order, you do not see the option to select the Item Category 'D'
SAP S/4HANA Cloud
Since the beginning, only Lean services are supported.
Item category 'D' is not supported because in Fiori there is a new concept called 'Lean Services' (this is a service based on material master not on item category D and Service Master).
Item Category D, Purchase order, Purchase requisition, service purchase order, S4 PC, lean services procurement , KBA , MM-PUR-IAM , Identity Management for Procurement , Problem