When upgrading between major versions of Mo.net a new version of the Excel Reporting Add-in will usually be included.  If the existing Add-In is not removed prior to installation of the new version, you may get errors when starting Excel.  To remove the previous version of the Excel Reporting Add-In, follow the instructions below.


  1. Start Excel, ignoring any errors obtained relating to not being able to find the Excel Reporting Add-In.
  2. Select File | Options | Add-Ins, select Manage Excel Add-ins at the bottom of the page and click Go....
  3. Uncheck any previous version(s) of the Excel Reporting Add-in, but DO NOT remove them from the list.  Leave the current version checked.
  4. Click OK
  5. Close Excel.
  6. Restarting Excel should no longer give any missing Excel Reporting Add-in errors