# Unable to access data from elastic search

**URL:** https://discuss.elastic.co/t/unable-to-access-data-from-elastic-search/257258
**Category:** Elasticsearch
**Created:** [December 1, 2020, 6:14pm UTC](https://discuss.elastic.co/t/unable-to-access-data-from-elastic-search/257258 "2020-12-01T18:14:42Z")
**Posts on this page:** 1
**Showing post:** 12

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### Author: ![dadoonet](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/dadoonet/32/137187_2.png) [@dadoonet](https://discuss.elastic.co/u/dadoonet)
#### Post date: [December 4, 2020, 11:09am UTC](https://discuss.elastic.co/t/unable-to-access-data-from-elastic-search/257258/12 "2020-12-04T11:09:52Z")

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Could you explain what the problem is?

> [@DENMODSupport](#):
>
> But while fetching data through dot net application, it is returning null from ELK.

Hard to tell without seeing any information on that like code.  
That said, I'm not a dotnet dev so I don't know if I can help but may be someone would be able to.

> [@DENMODSupport](#):
>
> My ELk version is 5.3.1.

That's a way too old. It's not even the latest stable of the 5.x version. We don't support 5.x anymore.  
Consider updating to 7.10.

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