You have created a Purchase order with an downpayment at header level and a downpayment at item level.
In the APP 'Monitor Purchase Order Down Payments' only the item level downpayment is visible.
SAP S/4Hana Cloud - All Versions
Reproducing the Issue
1) Open webgui tile Create Purchase Order - Advanced'
2) Navigate to the header Payment TAB and add a mandatory downpayment
3) At the item level under the Invoice TAB add a mandatory downpayment
4) Save the Purchase Order
5) Open the APP 'Monitor Purchase Order Down Payments'
6) Only the item downpayment is visible
The approval status of the Purchase Order.
Approve the Purchase Order then both downpayments will be visible in the APP
C_PURORDDOWNPAYMENTMNTR, EKKO-PROCSTAT, PROCSTAT ,CMMPOIDPMNTR, F2877 , KBA , MM-PUR-GF-DP , Down Payment Processing , MM-PUR-PO , Purchase Orders , CA-GTF-FXU-MM-PUR , Fiori UI by FXU for MM-FIO-PUR , Problem