After setting up Full site CDN acceleration for Discourse I am seeing the following in chrome console:
XMLHttpRequest cannot load https://mydomain.com/message-bus/d487d3e56113405b95d297fbc468c99d/poll?dlp=t. Request header field Dont-Chunk is not allowed by Access-Control-Allow-Headers in preflight response.
Also, it doesn’t seem to always happen and it seems to be only those requests with the
The site is on stable, v1.6.1 and I am assuming that something in my config is not quite right but I am not sure where to start.
Any hints on where to look or how to approach diagnosing this?