[Fechado] Click on translation without dropdown menu

Background of the issue:
I am trying to click on the translation on the URL, but it cannot be pulled down. It may be caused by the lack of data form. There is also an error when opening the page translation. Link to a page where the issue can be seen: link oculto

Symptoms:
The translation dropdown menu does not appear when clicked, and there is an error when opening the page translation.

Questions:
Why can't I pull down the translation menu?
What is causing the error when opening the page translation?