Page not found (404)

Request Method: GET
Request URL: https://6422570.ru/%D0%BA%D0%BE%D0%BC%D0%BF%D0%B0%D0%BD%D0%B8%D1%8F-%D1%88%D0%BA%D0%BE%D0%BB%D0%B0-%D0%BD%D0%B5%D0%B4%D0%B2%D0%B8%D0%B6%D0%B8%D0%BC%D0%BE%D1%81%D1%82%D0%B8-%D1%81-%D0%BA%D0%B0%D0%B6%D0%B4/
Raised by: catalog.views.get_category

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.