There is no authenticated user – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

Briefly, this error occurs when Elasticsearch receives a request without proper authentication. This could be due to missing, incorrect, or expired credentials. To resolve this issue, ensure that you’re providing valid credentials with your request. If you’re using an API key, check that it hasn’t expired. If you’re using basic authentication, verify your username and password. Also, check your Elasticsearch security settings to ensure that the user has the necessary permissions to perform the requested operation.

This guide will help you check for common problems that cause the log ” there is no authenticated user ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: rest, plugin.

Log Context

Log “there is no authenticated user” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 public RestChannelConsumer innerPrepareRequest(RestRequest request; NodeClient client) throws IOException {
 final User user = securityContext.getUser();
 if (user == null) {
 return restChannel -> { throw new ElasticsearchSecurityException("there is no authenticated user"); };
 final String username = user.principal();
 final GetUserPrivilegesRequestBuilder requestBuilder = new GetUserPrivilegesRequestBuilder(client).username(username);
 return channel -> requestBuilder.execute(new RestListener(channel));


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