Page not found (404)

Request Method: GET
Request URL: https://chelpekin.ru/index.php/avtonovosti/166-mercedes-za-9-mesyatsev-prodal-bolee-100-tysyach-ekzemplyarov-s-class/
Raised by: feincms.views.cbv.views.Handler

Not found (extra_path u'/index.php/avtonovosti/166-mercedes-za-9-mesyatsev-prodal-bolee-100-tysyach-ekzemplyarov-s-class/' on <Page: Кузовной ремонт и покраска кузова>)

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.