In the connection flow, there is a redirect to an http session (before being sent back to https) that makes thing impossible to work on networks filtering http traffic (the first call, normally answered with a redirect, never makes it to OpenShift).
Investigate NGINX configuration.
In the connection flow, there is a redirect to an http session (before being sent back to https) that makes thing impossible to work on networks filtering http traffic (the first call, normally answered with a redirect, never makes it to OpenShift). Investigate NGINX configuration.