https://userapps.support.sap.com/sap/support/knowledge/en/1543639
1543639 - Error: "An Internal Error has occurred while calling the 'getDrillBar' API (Error: WIS...
Error: "An Internal Error has occurred while calling the 'getDrillBar' API (Error: WIS 30270)" occurs when scrolling the mouse to the bottom of Drill filter in...