Page not found (404)

Request Method: GET
Request URL: http://talkh-chikher.mn/%D1%88%D0%BE%D0%BA%D0%BE%D0%BB-%D0%B1%D0%B5%D1%81%D1%82-%D0%B1%D1%8D%D0%B9%D0%BA%D0%B8%D1%80%D0%B8/

Шүүлтүүрт таарах slug олдсонгүй

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.