# Logstash (Unable to retrieve license information from license server {:message=\>"Unsupported or unrecognized SSL message"})

**URL:** https://discuss.elastic.co/t/logstash-unable-to-retrieve-license-information-from-license-server-message-unsupported-or-unrecognized-ssl-message/277484
**Category:** Logstash
**Created:** [June 30, 2021, 4:02pm UTC](https://discuss.elastic.co/t/logstash-unable-to-retrieve-license-information-from-license-server-message-unsupported-or-unrecognized-ssl-message/277484 "2021-06-30T16:02:49Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![Ashwin\_Patil1](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/ashwin_patil1/32/90642_2.png) [@Ashwin\_Patil1](https://discuss.elastic.co/u/Ashwin_Patil1)
#### Post date: [June 30, 2021, 4:02pm UTC](https://discuss.elastic.co/t/logstash-unable-to-retrieve-license-information-from-license-server-message-unsupported-or-unrecognized-ssl-message/277484/1 "2021-06-30T16:02:49Z")

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I am getting the following error, does anyone know what is happening?

localhost:/etc/logstash # tail -f /var/log/logstash/logstash-plain.log

[2021-06-30T16:44:31,287][ERROR][logstash.licensechecker.licensereader] Unable to retrieve license information from license server {:message=\>"Unsupported or unrecognized SSL message"}  
[2021-06-30T16:45:01,284][ERROR][logstash.licensechecker.licensereader] Unable to retrieve license information from license server {:message=\>"Unsupported or unrecognized SSL message"}  
[2021-06-30T16:45:31,284][ERROR][logstash.licensechecker.licensereader] Unable to retrieve license information from license server {:message=\>"Unsupported or unrecognized SSL message"}  
[2021-06-30T16:46:01,286][ERROR][logstash.licensechecker.licensereader] Unable to retrieve license information from license server {:message=\>"Unsupported or unrecognized SSL message"}  
[2021-06-30T16:46:31,305][ERROR][logstash.licensechecker.licensereader] Unable to retrieve license information from license server {:message=\>"Unsupported or unrecognized SSL message"}  
[2021-06-30T16:47:01,286][ERROR][logstash.licensechecker.licensereader] Unable to retrieve license information from license server {:message=\>"Unsupported or unrecognized SSL message"}  
[2021-06-30T16:47:31,282][ERROR][logstash.licensechecker.licensereader] Unable to retrieve license information from license server {:message=\>"Unsupported or unrecognized SSL message"}  
[2021-06-30T16:48:01,284][ERROR][logstash.licensechecker.licensereader] Unable to retrieve license information from license server {:message=\>"Unsupported or unrecognized SSL message"}  
[2021-06-30T16:48:31,283][ERROR][logstash.licensechecker.licensereader] Unable to retrieve license information from license server {:message=\>"Unsupported or unrecognized SSL message"}  
[2021-06-30T16:49:01,288][ERROR][logstash.licensechecker.licensereader] Unable to retrieve license information from license server {:message=\>"Unsupported or unrecognized SSL message"}

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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: [July 28, 2021, 4:03pm UTC](https://discuss.elastic.co/t/logstash-unable-to-retrieve-license-information-from-license-server-message-unsupported-or-unrecognized-ssl-message/277484/2 "2021-07-28T16:03:45Z")

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