Page not found (404)

Request Method: GET
Request URL: http://moygrad.kiev.ua/2017/10/03/klichko-poobeshal-prinyat-genplan-kieva-v-nachale-2018-goda/
Raised by: posts.views.detail

Post does not exist

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.