Insertion order of a list causes a blank screen

Hello everyone!

I have a situation here. The project is working normally as shown in the following video:

I made a change in the order of insertion in the list:

Thereafter, the project stops working, a blank screen appears after authentication, and even returning the list order to last, the error persists:

Here follows the screen’s screenshots:

I have one for each switch (11 itens):

I have one for each button (11 itens):

Thanks for the help.

Thanks in advance.


On responsive web app I found this: