3444035 - Process Purchase Requisitions V2 app doesn't allow to convert PR to PO

'Create Purchase Order' button is greyed out in app Process Purchase requisition V2 whereas it is active in Process Purchase Requisitions app.

SAP S/4HANA Cloud

Supplier is added in 'Desired Supplier' field in Manage Purchase Requisition- Professional app for the affected PR. 

Add the supplier as 'Fixed Supplier'.

desired supplier, fixed supplier, process purchase requisition v2, PPR, S4_1C, S4HC, S4_PC, X4BC, MM-FIO-PUR-REQ-SOC, convert PR to PO, create purchase order, greyed out , KBA , MM-FIO-PUR-REQ-SOC , Fiori UI for Sourcing Purchase Requisitions , Problem

SAP S/4HANA Cloud Public Edition all versions ; SAP S/4HANA Cloud all versions