Why is the href attribute of the "Products" item in breadcrumbs from Woocmerce left empty?

Question

WordPress

The Woocomerce - MyStyle theme is used, if I understand correctly, it uses its own breadcrumb script.
For some reason, the second link in the breadcrumbs that should take the user back to the "Catalog" section remains empty. The bug is reproduced only on the product page. With the help of Google, I found only different filters, one of which I added and now the hierarchy of the category to which the product belongs has appeared in breadcrumbs, but the link to "Products" has remained empty.
Actually, the site page itself, on which you can ...
Maybe someone has met with a similar one and knows how to fix it, or at least in which direction to move.