# You must set the ES\_CLASSPATH var
**URL:** https://discuss.elastic.co/t/you-must-set-the-es-classpath-var/10321
**Category:** Elasticsearch
**Created:** [January 12, 2013, 1:09pm UTC](https://discuss.elastic.co/t/you-must-set-the-es-classpath-var/10321 "2013-01-12T13:09:41Z")
**Posts on this page:** 4
**Page:** 1
### Author:  [@chachacha](https://discuss.elastic.co/u/chachacha)
#### Post date: [January 12, 2013, 1:09pm UTC](https://discuss.elastic.co/t/you-must-set-the-es-classpath-var/10321/1 "2013-01-12T13:09:41Z")
Upon runnung the file elasticsearch I got the folowing error:
"You must set the ES\_CLASSPATH var"
Im running ES from file downloaded directly from github. My platform is MAC
OS
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### Author:  [@chachacha](https://discuss.elastic.co/u/chachacha)
#### Post date: [January 12, 2013, 1:14pm UTC](https://discuss.elastic.co/t/you-must-set-the-es-classpath-var/10321/2 "2013-01-12T13:14:03Z")
some screent of the error
[https://dl.dropbox.com/u/8032222/Untitled-1.jpg](https://dl.dropbox.com/u/8032222/Untitled-1.jpg)
[https://dl.dropbox.com/u/8032222/Untitled-2.jpg](https://dl.dropbox.com/u/8032222/Untitled-2.jpg)
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### Author:  [@dadoonet](https://discuss.elastic.co/u/dadoonet)
#### Post date: [January 12, 2013, 3:33pm UTC](https://discuss.elastic.co/t/you-must-set-the-es-classpath-var/10321/3 "2013-01-12T15:33:52Z")
I just answered here:
[Error upon opening the file elasticsearh · Issue #2541 · elastic/elasticsearch · GitHub](https://github.com/elasticsearch/elasticsearch/issues/2541#issuecomment-12177052)
[https://github.com/elasticsearch/elasticsearch/issues/2541#issuecomment-12177052](https://github.com/elasticsearch/elasticsearch/issues/2541#issuecomment-12177052)
Le 12 janvier 2013 à 14:14, chachacha [craigcosmo@gmail.com](mailto:craigcosmo@gmail.com) a écrit :
> some screent of the error
>
> [https://dl.dropbox.com/u/8032222/Untitled-1.jpg](https://dl.dropbox.com/u/8032222/Untitled-1.jpg)
>
> [https://dl.dropbox.com/u/8032222/Untitled-2.jpg](https://dl.dropbox.com/u/8032222/Untitled-2.jpg)
>
> --
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David Pilato
[http://www.scrutmydocs.org/](http://www.scrutmydocs.org/)
[http://dev.david.pilato.fr/](http://dev.david.pilato.fr/)
Twitter : @dadoonet / @elasticsearchfr / @scrutmydocs
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### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [July 6, 2017, 2:56am UTC](https://discuss.elastic.co/t/you-must-set-the-es-classpath-var/10321/4 "2017-07-06T02:56:48Z")