No active user – 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 cannot find an active user session. This could be due to an expired session, a user not being logged in, or a misconfiguration in the user management settings. To resolve this issue, you can try to re-login, check the user management settings, or verify the session timeout configuration. If the problem persists, you may need to debug the user authentication process to identify any potential issues.

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

Log Context

Log “No active user” class name is TransportOpenIdConnectLogoutAction.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 if (authentication == null) {
 throw new ElasticsearchSecurityException("No active authentication");
 }
 final User user = authentication.getEffectiveSubject().getUser();
 if (user == null) {
 throw new ElasticsearchSecurityException("No active user");
 }  final Authentication.RealmRef ref = authentication.getEffectiveSubject().getRealm();
 if (ref == null || Strings.isNullOrEmpty(ref.getName())) {
 throw new ElasticsearchSecurityException("Authentication {} has no authenticating realm"; authentication);

 

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