I'm running a load balanced WordPress infrastructure with Varnish as my caching solution and load balancer and Nginx to handle my SSL traffic (which only forwards to varnish on port 80). Everything works fine when I go to the site through HTTP, but as soon as I got to the site with HTTPS, I get an error:
Multisite only works without the port number in the URL.
Any idea what could be wrong? Here is the sample URL: