# Opensearch Error : No index Found

**URL:** <https://forum.opensearch.org/t/opensearch-error-no-index-found/10933>\
**Category:** OpenSearch\
**Tags:** configure\
**Created:** [September 15, 2022, 10:22am UTC](https://forum.opensearch.org/t/opensearch-error-no-index-found/10933 "2022-09-15T10:22:15Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Antonis27](https://avatars.discourse-cdn.com/v4/letter/a/a87d85/32.png) [@Antonis27](https://forum.opensearch.org/u/Antonis27)\
**Post date:** [September 15, 2022, 10:22am UTC](https://forum.opensearch.org/t/opensearch-error-no-index-found/10933/1 "2022-09-15T10:22:15Z")

</div>

I am trying to pass new service sample data(in this case logstash) to opensearch sample datasets but im having trouble with the following error

index not found exception

has anyone faced a similar problem ?

 ![bla](https://us1.discourse-cdn.com/flex019/uploads/mauve_hedgehog/original/2X/3/3ab8e37c6f6dbb3007e57a79b69153a3511ccd0a.png)

---

<div class="post-metadata">

**Author:** ![vi4life](https://avatars.discourse-cdn.com/v4/letter/v/a88e4f/32.png) [@vi4life](https://forum.opensearch.org/u/vi4life)\
**Post date:** [September 17, 2022, 2:45pm UTC](https://forum.opensearch.org/t/opensearch-error-no-index-found/10933/2 "2022-09-17T14:45:38Z")

</div>

Hi @Antonis27,  
You can take a look at the log of your OpenSearch server.  
In the log you should find the security exception why the user could not perform a certain task.  
Did you updated the Role Permission and Role Mappings for you Cluster or is this a fresh installed OpenSearch Cluster?