Page not found (404)

Request Method: GET
Request URL: https://www.kontinent.ru/product/plitka-nefrit-sidi-bu-said-vstavka-4-dekorativnaia-99-99-art-04-01-1-02-03-65-1001-4/
Raised by: catalog.views.product

You're seeing this error because you have DEBUG = True in your Django settings file. Change that to False, and Django will display a standard 404 page.