[Answered ]-How should I reference a session from a Django model? 19 December 2023 by thecoderscamp.com 2👍 Make a Foreign Key to django.contrib.sessions.models.Session. 👤i.krivosheev [Answered ]-No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin 'null' is therefore not allowed access. Source:stackexchange.com