Hi Sabine, It may be an issue with your core.context_processors.resolvermatch.
I recommend setting ADMINS so you get the error emailed to you. https://docs.djangoproject.com/en/dev/howto/deployment/checklist/#admins-and-managers https://docs.djangoproject.com/en/dev/ref/settings/#admins Collin -- You received this message because you are subscribed to the Google Groups "Django users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/django-users. To view this discussion on the web visit https://groups.google.com/d/msgid/django-users/61a56d6a-f43d-43a3-b321-88bf46e4662b%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.

