# Kibana upgrade failed - Error: \[config validation of \[elasticsearch\].preserveHost\]: definition for this key is missing

**URL:** <https://discuss.elastic.co/t/kibana-upgrade-failed-error-config-validation-of-elasticsearch-preservehost-definition-for-this-key-is-missing/361032>\
**Category:** Kibana\
**Created:** [June 7, 2024, 11:52am UTC](https://discuss.elastic.co/t/kibana-upgrade-failed-error-config-validation-of-elasticsearch-preservehost-definition-for-this-key-is-missing/361032 "2024-06-07T11:52:53Z")\
**Posts on this page:** 1\
**Showing post:** 6

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**Author:** ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)\
**Post date:** [June 13, 2024, 12:21pm UTC](https://discuss.elastic.co/t/kibana-upgrade-failed-error-config-validation-of-elasticsearch-preservehost-definition-for-this-key-is-missing/361032/6 "2024-06-13T12:21:05Z")

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> [@padmavathi](#):
>
> Is there any issue with kibana 8.0.1?

Yes. And we are now on 8.14.1. So lot of things have been fixed since then.

> [@padmavathi](#):
>
> Could you please advise on this?

I think it's another question and that the original one is solved, right?  
If so, please open a new discussion and share what you did exactly, what are the logs... And please [read this](https://discuss.elastic.co/t/about-the-elasticsearch-category/21) about how to format.

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