Failed to retrieve remote JWK set Request was cancelled – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 7.2-8.9

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Briefly, this error occurs when Elasticsearch tries to retrieve a JSON Web Key (JWK) set from a remote server but the request is cancelled. This could be due to network issues, server unavailability, or incorrect configuration. To resolve this, you can check your network connection, ensure the remote server is up and running, and verify your JWK set configuration. If the issue persists, consider using a local JWK set instead of a remote one.

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This guide will help you check for common problems that cause the log ” Failed to retrieve remote JWK set. Request was cancelled. ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “Failed to retrieve remote JWK set. Request was cancelled.” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 }  @Override
 public void cancelled() {
 new ElasticsearchSecurityException("Failed to retrieve remote JWK set. Request was cancelled.")
 return null;


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