# Ks8 FailedValidation

**URL:** <https://discuss.elastic.co/t/ks8-failedvalidation/231734>\
**Category:** Elasticsearch\
**Created:** [May 8, 2020, 1:31pm UTC](https://discuss.elastic.co/t/ks8-failedvalidation/231734 "2020-05-08T13:31:53Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![111326](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/111326/32/67465_2.png) [@111326](https://discuss.elastic.co/u/111326)\
**Post date:** [May 8, 2020, 1:31pm UTC](https://discuss.elastic.co/t/ks8-failedvalidation/231734/1 "2020-05-08T13:31:53Z")

</div>

elasticsearch:7.6.2  
env:

```
      - name: discovery.type

        value: single-node

```

Warning FailedValidation 27s kubelet, gke-ec-stage-default-pool-21b5ae97-k9cf-1 Error validating pod elasticsearch-0\_kube-system(f566ecb4-912f-11ea-b73b-42010a8400fd) from api, ignoring: spec.containers[0].env[0].name: Invalid value: "discovery.type": a valid C identifier must start with alphabetic character or '_', followed by a string of alphanumeric characters or '_' (e.g. 'my\_name', or 'MY\_NAME', or 'MyName', regex used for validation is '[A-Za-z\_][A-Za-z0-9\_]\*')

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [June 5, 2020, 1:31pm UTC](https://discuss.elastic.co/t/ks8-failedvalidation/231734/2 "2020-06-05T13:31:56Z")

</div>

Closed on June 5, 2020, 1:31pm UTC

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