[Решено] Language selector in Home page redirected to wrong page

Background of the issue:
I am trying to use the language selector on the home page of my site скрытая ссылка.

Symptoms:
The language selector on the home page redirects to the wrong page.

Questions:
Why is the language selector on the home page redirecting to the wrong page?
How can I fix the language selector to redirect to the correct page?