Undefined ERROR


hello i learnong weweb but i, strugling with this annoying error everything is set upd correctly then i start getting this type of undefined error in each cell only way to fix it is to go in type something in the formula and delete it , it anoying is it a bug or im i not saving something

Welcome! Great question! Would you be able to provide a short video or screenshot to give more clarity of your application?

For example the html tree and details of what this element is binded to.

Thanks so much :smiley: