Page not found (404)

Request Method: GET
Request URL: http://www.blaettlerheinzer.ch/projekte/areal-jakob-strasse-sud/
Raised by: portfolio.views.ProjectDetailView

Konnte keine Projekt mit diesen Parametern finden.

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.