UnavailableShardsException: at least one primary shard for the index [.security-7] is unavailable

I have followed few steps mentioned on this 2 links.

and here

https://discuss.elastic.co/t/elk-7-8-0-two-node-cluster-at-least-one-primary-shard-for-the-index-security-7-is-unavailable/261031/3

but this 2 steps didn't helped me.