Page not found (404)

Request Method: GET
Request URL: http://monnis.com/%D1%82%D3%A9%D0%BB%D3%A9%D0%B2%D0%BB%D3%A9%D0%B3%D1%87-%D1%8D%D1%82%D1%82%D1%82%D3%A9%D1%81%D3%A9%D0%BB/

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.