A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data
- Start Excel in Safe Mode and see whether problem has disappeared or not. If problem has disappeared, it means add-in is a problem.
To start Excel in Safe Mode -
Hold CTRL key and click on application icon and don't release the CTRL key till it asks you for Safe mode confirmation.
OR
In the Search Box above Windows icon, type "Excel /s" without quotes and enter.
If yes, then start application normally and disable add-ins one by one and start application again every time you disable an add-in to determine the culprit add-in.
- If above doesn't solve - Perform a repair of your Office application. This should resolve your issue. First you can try with Quick Repair and if that doesn't solve your problem, go with Full repair.