Page not found (404)

Request Method: GET
Request URL: http://www.gatsuurt.mn/%D0%BD%D1%8F%D1%80%D0%B0%D0%B2/

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.