3504798 - Screen Resizing Issue in SAP Fiori for SAP S/4HANA after Kernel Patch Update

• After kernel upgrade or update on backend system, multiple screens of different Fiori apps running standard SAP GUI transactions started acting erratically.
• Screens randomly shrink to smaller sizes, requiring users to use horizontal or vertical scrollbars.
• If the screens are resized to fit full screen, subsequent visits to the same apps result in the screen being resized or shrunk again.
• The issue is observed in Fiori apps like Monitoring and Error Handling, Maintain Business partner, VA01 etc.
• Enable "GUI debugging" as per KBA 3218440, in the browser console log, below error can be observed:
  *** ITS ***  : sap-flp-params missing from the FLP. (LS:Error)
  ...
  *** ITS ***  : display dimensions could not be determined (LS:Error) 

Launch WebGUI (SAP GUI for HTML) type of tile in FLP (Fiori Launchpad)

SAP Fiori, FLP, webgui, S/4HANA, Screen Resizing, Kernel Patch, Erratic Behavior, SAP GUI Transactions, Fiori Apps, Monitoring and Error Handling, Maintain Business partner, va01, table, 3 rows, small, narrow, shrink, sap-flp-params missing from the FLP, display dimensions could not be determined, zoom, double, back, second, va03, optimize, half screen, size, screen, display, scrollbar, screen size , KBA , CA-UI5-COR , Core and Runtime , BC-FES-ITS , SAP Internet Transaction Server , BC-FES-WGU , SAP GUI for HTML , CA-UI5-DLV , UI5 ABAP delivery tools , Problem