Page not found (404)

Request Method: GET
Request URL: https://www.kroetenzaeune.de/stadt/settings/group/images?group=uwe-klaut-1
Raised by: grouprise.features.groups.views.ImageUpdate

No Group 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.