Page not found (404)

Request Method: GET
Request URL: https://www.kontinent.ru/product/list-shlifovalnyi-zubr-standart-na-bumazhnoi-osnove-vodostoikii-230kh280mm-r120-5sht-art-35417-120/
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.