Page not found (404)

Request Method: GET
Request URL: http://creativemongolia.com/%D0%BC%D1%8D%D0%B4%D1%8D%D1%8D/%D1%8F%D1%80%D0%B8%D0%BB%D1%86%D0%BB%D0%B0%D0%B3%D0%B0/

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.