Fiori app "Manage Supplier Line Items" hangs at the login screen, please see below:
Issue seem to be on ODATA service ZFAP_VENDOR_LINE_ITEMS_SRV. Error on ODATA service: "No existing service group found for service group identifier", even after deleting / re-creating / change of Processing Mode of this service:
System is on S/4HANA 2020 SP1. Please assist, I found no SAP notes for this version.