3451409 - Purchase Requisition Total Value Currency

A user creates a purchase requisition in the APP 'My Purchase Requisitions - New' in currency USD or a PR is created in the APP with multiple lines having different currencies. When the PR is displayed after save the system shows an unexpected amount and the 'Total Value Currency' is not USD as the user might expect. 

"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

CL_MMPUR_REQ_CONFIG_PROVIDER, MV_HDR_CURRENCY_CONFIG, purreqncurrency, CL_MM_PUR_COMMON_PR_UTIL, IF_MM_PUR_COMMON_PR_UTIL~GET_HEADER_PR_CURRENCY, ev_total_value, lv_header_currency , KBA , MM-FIO-PUR-REQ-SSP , Fiori UI for Self Service Procurement , Problem