# Can't start logstash after installtion because java

**URL:** <https://discuss.elastic.co/t/cant-start-logstash-after-installtion-because-java/293993>\
**Category:** Logstash\
**Created:** [January 11, 2022, 8:49am UTC](https://discuss.elastic.co/t/cant-start-logstash-after-installtion-because-java/293993 "2022-01-11T08:49:51Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![aviad.co1](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/aviad.co1/32/100122_2.png) [@aviad.co1](https://discuss.elastic.co/u/aviad.co1)\
**Post date:** [January 11, 2022, 8:49am UTC](https://discuss.elastic.co/t/cant-start-logstash-after-installtion-because-java/293993/1 "2022-01-11T08:49:51Z")

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I install this java version - java -version :

> openjdk version "11.0.13" 2021-10-19.  
> OpenJDK Runtime Environment (build 11.0.13+8-Ubuntu-0ubuntu1.20.04).  
> OpenJDK 64-Bit Server VM (build 11.0.13+8-Ubuntu-0ubuntu1.20.04, mixed mode).

> which java  
> /usr/bin/java

> export LS\_JAVA\_HOME=/usr/bin/java

> bin/logstash  
> I get this error :  
> Using LS\_JAVA\_HOME defined java: /usr/bin/java  
> Invalid LS\_JAVA\_HOME, doesn't contain bin/java executable  
> Could not find java; set LS\_JAVA\_HOME or ensure java is in PATH

please your help...

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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:** [February 8, 2022, 8:50am UTC](https://discuss.elastic.co/t/cant-start-logstash-after-installtion-because-java/293993/2 "2022-02-08T08:50:21Z")

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