I tried the crash course available on academy,the first time I did the custom widget learning path it showed me Unknown widget widget name error on the UI.I tried it again now it shows erros like scriptError: http://localhost:8080/widgets/mendix/shiftcalendarts/ShiftCalendarTs.js?637399467976341221 Error: scriptError: http://localhost:8080/widgets/mendix/shiftcalendarts/ShiftCalendarTs.js?637399467976341221 at d (http://localhost:8080/mxclientsystem/mxui/mxui.js?637399467976341221:5:553) at HTMLScriptElement.<anonymous> (http://localhost:8080/mxclientsystem/mxui/mxui.js?637399467976341221:5:13258) 404 - file not found for file: widgets/mendix/shiftcalendarts/ShiftCalendarTs.js I am using 8.14.1 Loading module failed! Check console log for more detailed debug information. when I changed the widget id in shiftcalendar.xml now it shows this error