Received the following error running elasticsearch-setup-passwords interactive:
elasticsearch-6.3.0]$ ./bin/elasticsearch-setup-passwords interactive
Unexpected response code  from calling GET http://127.0.0.1:9200/_xpack/security/_authenticate?pretty
It doesn't look like the X-Pack security feature is available on this Elasticsearch node.
Please check if you have installed a license that allows access to X-Pack Security feature.
ERROR: X-Pack Security is not available.
Anyone know I can overcome this? I'm following the getting started video (which appears to be from 6.2).