# Issue with elasticsearch
**URL:** https://discuss.elastic.co/t/issue-with-elasticsearch/329333
**Category:** Logstash
**Created:** [April 4, 2023, 2:28pm UTC](https://discuss.elastic.co/t/issue-with-elasticsearch/329333 "2023-04-04T14:28:47Z")
**Posts on this page:** 8
**Page:** 1
### Author:  [@Hanni](https://discuss.elastic.co/u/Hanni)
#### Post date: [April 4, 2023, 2:28pm UTC](https://discuss.elastic.co/t/issue-with-elasticsearch/329333/1 "2023-04-04T14:28:47Z")
[logstash.outputs.elasticsearch][main] Attempted to resurrect connection to dead ES instance, but got an error {:url=\>"[http://newadmin:xxxxxx@localhost:9200/](http://newadmin:xxxxxx@localhost:9200/)", :exception=\>LogStash::Outputs::Elasticsearch::HttpClient::Pool::HostUnreachableError, :message=\>"Elasticsearch Unreachable: [[http://localhost:9200/](http://localhost:9200/)][Manticore::ClientProtocolException] localhost:9200 failed to respond"}
Hello I try to send a file in my elasticsearch with logstash and got this error. Can you help e please?
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### Author:  [@Rios](https://discuss.elastic.co/u/Rios)
#### Post date: [April 4, 2023, 6:47pm UTC](https://discuss.elastic.co/t/issue-with-elasticsearch/329333/2 "2023-04-04T18:47:38Z")
`ClientProtocolException`
Are you using http or https?
Have you test ES by curl?
What did you put for network.host in elasticsearch.yml? Default is
Usually helps to set: `network.host: 0.0.0.0`
[Here](https://discuss.elastic.co/t/what-is-network-host/274426/3) was explained.
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### Author:  [@Hanni](https://discuss.elastic.co/u/Hanni)
#### Post date: [April 5, 2023, 8:15am UTC](https://discuss.elastic.co/t/issue-with-elasticsearch/329333/3 "2023-04-05T08:15:33Z")
I am using an http.
for network.host I put the ip adress of my machine
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### Author:  [@Hanni](https://discuss.elastic.co/u/Hanni)
#### Post date: [April 5, 2023, 8:25am UTC](https://discuss.elastic.co/t/issue-with-elasticsearch/329333/4 "2023-04-05T08:25:41Z")
I have tried to set my network.host to 0.0.0.0 but it doesn't solve my problem
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### Author:  [@Rios](https://discuss.elastic.co/u/Rios)
#### Post date: [April 5, 2023, 8:28am UTC](https://discuss.elastic.co/t/issue-with-elasticsearch/329333/5 "2023-04-05T08:28:20Z")
Have you tried:
curl [http://localhost:9200](http://localhost:9200)?
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### Author:  [@Hanni](https://discuss.elastic.co/u/Hanni)
#### Post date: [April 5, 2023, 8:37am UTC](https://discuss.elastic.co/t/issue-with-elasticsearch/329333/6 "2023-04-05T08:37:51Z")
yes. It works. But not resolve my problem
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### Author:  [@Rios](https://discuss.elastic.co/u/Rios)
#### Post date: [April 5, 2023, 9:11am UTC](https://discuss.elastic.co/t/issue-with-elasticsearch/329333/7 "2023-04-05T09:11:25Z")
What is set in output?
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### Author:  [@system](https://discuss.elastic.co/u/system)
#### Post date: [May 3, 2023, 9:12am UTC](https://discuss.elastic.co/t/issue-with-elasticsearch/329333/8 "2023-05-03T09:12:27Z")
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