# Html sanitization

**URL:** <https://discuss.elastic.co/t/html-sanitization/123675>\
**Category:** Elasticsearch\
**Tags:** elastic-stack-alerting\
**Created:** [March 13, 2018, 4:13am UTC](https://discuss.elastic.co/t/html-sanitization/123675 "2018-03-13T04:13:55Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![Pororo](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/pororo/32/27711_2.png) [@Pororo](https://discuss.elastic.co/u/Pororo)\
**Post date:** [March 13, 2018, 4:13am UTC](https://discuss.elastic.co/t/html-sanitization/123675/1 "2018-03-13T04:13:55Z")

</div>

My version is 6.2.1.

I added "xpack.notification.email.html.sanitization.enabled: false" to elasticsearch.yml but I can not run elasticsearch successfully after adding that line.

```
Caused by: java.lang.IllegalArgumentException: unknown setting [xpack.notification.email.html.sanitization.enabled] please check that any required plugins are installed, or check the breaking changes documentation for removed settings
	at org.elasticsearch.common.settings.AbstractScopedSettings.validate(AbstractScopedSettings.java:346) ~[elasticsearch-6.2.1.jar:6.2.1]
	at org.elasticsearch.common.settings.AbstractScopedSettings.validate(AbstractScopedSettings.java:310) ~[elasticsearch-6.2.1.jar:6.2.1]
	at org.elasticsearch.common.settings.AbstractScopedSettings.validate(AbstractScopedSettings.java:284) ~[elasticsearch-6.2.1.jar:6.2.1]
	at org.elasticsearch.common.settings.SettingsModule.<init>(SettingsModule.java:134) ~[elasticsearch-6.2.1.jar:6.2.1]
	at org.elasticsearch.node.Node.<init>(Node.java:331) ~[elasticsearch-6.2.1.jar:6.2.1]
	at org.elasticsearch.node.Node.<init>(Node.java:246) ~[elasticsearch-6.2.1.jar:6.2.1]
	at org.elasticsearch.bootstrap.Bootstrap$5.<init>(Bootstrap.java:213) ~[elasticsearch-6.2.1.jar:6.2.1]
	at org.elasticsearch.bootstrap.Bootstrap.setup(Bootstrap.java:213) ~[elasticsearch-6.2.1.jar:6.2.1]
	at org.elasticsearch.bootstrap.Bootstrap.init(Bootstrap.java:323) ~[elasticsearch-6.2.1.jar:6.2.1]
	at org.elasticsearch.bootstrap.Elasticsearch.init(Elasticsearch.java:121) ~[elasticsearch-6.2.1.jar:6.2.1]
	... 6 more
```

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<div class="post-metadata">

**Author:** ![ikakavas](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/ikakavas/32/34430_2.png) [@ikakavas](https://discuss.elastic.co/u/ikakavas)\
**Post date:** [March 13, 2018, 5:15am UTC](https://discuss.elastic.co/t/html-sanitization/123675/2 "2018-03-13T05:15:47Z")

</div>

Hi,

This is a known issue and was [fixed](https://www.elastic.co/guide/en/elasticsearch/reference/6.2/xes-6.2.2.html) in 6.2.2

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<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:** [April 10, 2018, 5:16am UTC](https://discuss.elastic.co/t/html-sanitization/123675/3 "2018-04-10T05:16:05Z")

</div>

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