Page not found (404)

Request Method: GET
Request URL: https://www.kontinent.ru/product/korobka-raspredelitelnaia-hegel-skrytoi-ustanovki-dlia-gkl-120kh100kh50mm-art-kr1203/
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.