Error in the 'eval' function?

[Margo]

Hello @mmendes,

This error points that the field internal name in the code is invalid.

You can debug your code following the instructions from this post:

Debug Forms Designer JS Code

Dear @himansh, The easiest option to debug code is to run it directly from browser's console. First, you need to add variables that you want to work with to the global window, with the following lines in JS editor: window.fd = fd; window.$ = $; window.pnp = pnp; Then, run any code pieces in browser's console without any problems. The only issue is that you won't be able to run them inside the events, the form will already be loaded. Most of the time, you can just wrap the code after testing …