Clicking on a list item is producing console error and pop up information is not showing but clicking on a feature works fine. Test App: https://sg-em-qaext.mapsqa.arcgis.com/apps/CrowdsourcePolling/index.html?appid=1de10aa871424c30ac91d13d5b8b9842 
Clicking on a list item is producing console error and pop up information is not showing but clicking on a feature works fine.

Test App: https://sg-em-qaext.mapsqa.arcgis.com/apps/CrowdsourcePolling/index.html?appid=1de10aa871424c30ac91d13d5b8b9842