Run-time error ‘94’: Invalid Use of Null

This error occurs when opening XLSTAT and blocks the user from using XLSTAT.
To solve the issue, please follow these steps:
Depending on your system:
PC

1. Open the File Explorer and go to this path %AppData%\Addinsoft\XLSTAT
   

2. Once you open the folder, delete all Form.txt files and also the Options.txt file.

You will be then able to open XLSTAT and use it properly.

Mac

1. Go to this folder on your Mac:

   ~/Library/Group Containers/UBF8T346G9.Office/User Content.localized/Add-Ins.localized/XLSTAT/

2. Delete all the Form.txt files and the Options.txt file in that folder.

3. Then please reopen XLSTAT and launch your analysis.

You will be then able to use XLSTAT properly.

This procedure should solve your problem, but if the problem remains, please contact our support team on the following link: https://www.xlstat.com/en/contact/support