When attempting to open payroll reports in Excel (such as Summarize Payroll Data in Excel), you see Error 31: SE_ERR_NOASSOC.
This error can also occur due to QuickBooks payroll report templates not having an Excel association.
To set the file association manually:
These errors can also be caused by a damaged Microsoft Office installation. If the above steps do not resolve the issue, please see the Repair or reinstall Microsoft Office products article for steps to repair Office.