Page not found (404)

Request Method: GET
Request URL: https://www.kontinent.ru/product/plitka-nefrit-karen-pol-seryi-300-300-8-art-001-10-1-12-01-06-1780-11sht-099m2/
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.