I've been attempting to troubleshoot an issue on my SharePoint 2016 site with the Excel Web Access. I'm trying to embed a simple work sheet into a page. I should simply be able to open the Web Part menu, and select the workbook, as seen in this screenshot:
However, nothing happens once I select OK or Apply. The page simply refreshes and nothing happens. I am able to open any workbooks in the Excel Web App by clicking on them in the document library, as expected:
I've already attempted to reload the Office Online server in to Sharepoint, which made no difference in the issue.
This was not a problem in SharePoint 2013.