I was following this doc on using Let’s Encrypt https://easyengine.io/tutorials/nginx/lets-encrypt-with-easyengine/
After allowing .well-known directory to be reachable in EasyEngine.
vim /etc/nginx/common/locations.conf
nginx reload fails
$ sudo nginx -t && service nginx reload
nginx: the configuration file /etc/nginx/nginx.conf syntax is ok
nginx: configuration file /etc/nginx/nginx.conf test is successful
* Reloading nginx configuration nginx
...fail!