Checklist
I have read intro post: About the Installation Issues category
I have read the tutorials, help and searched for similar issues
I provide relevant information about my server (component names and versions, etc.)
I provide a copy of my logs and healthcheck
I describe the steps I have taken to trouble shoot the problem
I describe the steps on how to reproduce the issue
The tutorial does not mention how to serve intermediate certificates with your key.
SOLUTION Edit: Concatenate the keys to one .crt file in descending order (server key first, followed by chains)