A family of Microsoft spreadsheet software with tools for analyzing, charting, and communicating data
Hi AnaisvdH,
Thanks for sharing updates with us. and sorry for the bad experience caused by this issue.
Please try to remove the Power Query Cache (delete the cache folder in the Power Query) and check the outcome:
Path for Power Query Cache folder: C:\Users\xxxxx\AppData\Local\Microsoft\Office\16.0\PowerQuery
Also, please try to Create a new user accountunder your Windows 10. See if it still with the same error message.
If issue persist, to narrow down your issue could you please try to test in another machine and see the behaviour also please confirm does issue happen to other user in your organization it will help for us to narrow down whether it's related to account or computer.
I appreciate your time and understanding.
Best Regards
Waqas Muhammad