3634912 - Not able to add attachment in app Create Supplier Invoice - Advanced or Park Supplier Invoice

When creating supplier invoice in app Create Supplier Invoice - Advanced (MIRO) or Park Suppleir Invoice (MIR7), there is no option to add attachment.

Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.  

SAP S/4HANA Cloud Public Edition

The add of an attachment is not possible during the creation of the supplier invoice . It is only possible to add attachment when the invoice is already posted/parked.

Park or post an invoice firstly, then the "Services for Object" will be available and it is possible to add the attachment:

Create Supplier Invoice - Advanced, Park Supplier Invoice, MIRO, MIR7, attachment, Services for Object, GOS, add attachment, attachment list , KBA , MM-FIO-IV-2CL , Fiori UI for Invoice Verification (Public Cloud) , Problem