Page not found (404)

Request Method: GET
Request URL: https://nisarga.center/%D0%BD%D0%BE%D0%B2%D0%BE%D1%81%D1%82%D0%B8/%D0%BD%D0%B8%D1%80%D0%B0%D0%BB%D0%B0%D0%BC%D0%B1%D1%85%D0%B0/
Raised by: django.contrib.flatpages.views.flatpage

No FlatPage matches the given query.

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.