Hello Jose

Thank you for your purchase.

I suppose it's got something to do with formatting applied to that spreadsheet. I created a new spreadsheet and I only copied the data (without formatting), and I was able to create a table normally:

You can use this URL: https://docs.google.com/spreadsheets/d/1glj3p76xsFRtWtbthomfSX__oZX8hLsV0ztR856uRnQ/edit#gid=0

You're welcome, Jose

If you have any further questions or issues, please feel free to open a new ticket, and we'll gladly help.