In your app.yaml, it looks like you're auto-redirecting to HTTPS URL on different handlers using the following.
secure: always Since you've mentioned, you do no need SSL at the moment; Setting the values to 'never' should make sure it doesn't redirect to HTTPs automatically. See this article <https://cloud.google.com/appengine/docs/python/config/appconfig#Python_app_yaml_Secure_URLs> for more information. -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To unsubscribe from this group and stop receiving emails from it, send an email to google-appengine+unsubscr...@googlegroups.com. To post to this group, send email to google-appengine@googlegroups.com. Visit this group at https://groups.google.com/group/google-appengine. To view this discussion on the web visit https://groups.google.com/d/msgid/google-appengine/b8c40d76-aeab-4493-ba54-6d1633e283c1%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.