# Error upgrading the selected agent Cannot read existing Message Signing Key pair

**URL:** <https://discuss.elastic.co/t/error-upgrading-the-selected-agent-cannot-read-existing-message-signing-key-pair/370537>\
**Category:** Elastic Agent\
**Created:** [November 14, 2024, 10:09am UTC](https://discuss.elastic.co/t/error-upgrading-the-selected-agent-cannot-read-existing-message-signing-key-pair/370537 "2024-11-14T10:09:52Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Arianit](https://avatars.discourse-cdn.com/v4/letter/a/e8c25b/32.png) [@Arianit](https://discuss.elastic.co/u/Arianit)\
**Post date:** [November 14, 2024, 10:09am UTC](https://discuss.elastic.co/t/error-upgrading-the-selected-agent-cannot-read-existing-message-signing-key-pair/370537/1 "2024-11-14T10:09:52Z")

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Hi,  
When i try to upgrade an Agent it shows us this error:

 ![Agent Error](https://us1.discourse-cdn.com/elastic/original/3X/d/6/d688491c24efed1ea167a4288183348e25c4a9a2.jpeg)