Page not found (404)

Request Method: GET
Request URL: http://talkh-chikher.mn/%D0%B0%D0%BB%D0%B0%D0%B3-%D2%AF%D0%BD%D1%8D%D1%8D-%D1%80%D1%83%D0%BB%D0%B5%D1%82/

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.