The MixitUp container disappears when the dropdown menu is selected. How to be?

Question

Bootstrap

publish.anevendostudio.ru/chairs - catalog page. When the dropdown menu item is clicked, mixitup-container becomes failed and no content is displayed. How to solve this problem?
And the joke is that it's worth pressing reset, everything starts working normally in the filter. Such a glitch only when you go to the page or reload it. I can’t figure out where I messed up that it turns out like this