3122849 - Fiori Launchpad loads into a blank screen - getgroups Failed error in the console log

• FLP loads but it's blank
• App finder reports cannot load catalog
• /sap/opu/odata/UI2/PAGE_BUILDER_PERS/PageSets gives a 500 error in the network trace
• Getgroups Failed in the console log
• The 500 error has the text "Invalid or no mapping to system data types found"
• Testing the service in the Gateway client returns a 200 successful connection 

• SAP Fiori Launchpad
• SAP S/4HANA

PAGE_BUILDER_PERS, Fiori, Fiori Launchpad, FLP, Loads, Loading, 500, 500 groups, Blank screen, Blank, Screen, Empty, Metadata, Service, 500 internal server errors, MAINT_SERVICES, Invalid or no mapping to system data types found, Failed error, Console log, Failed, Unable, Load, Group, Groups , KBA , CA-FLP-ABA , SAP Fiori Launchpad ABAP Services , Problem