In 2018 and in an ongoing court battle, Teradata accused SAP of IP theft and fraudulent behaviour.[eighty two][eighty three] In 2021, within the German weekly news journal Der Spiegel, additional promises were being product of questionable conduct with regards to SAP's funding of researchers for the College of Mannheim - https://www.ecom-group.com/training-events/sap-retail-overview-of-functions-in-sap-s-4hana-retail-s4irt/