No active api keys found for realm and username – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-7.3

Briefly, this error occurs when Elasticsearch cannot find any active API keys associated with the specified realm and username. This could be due to the API keys being expired, deleted, or not correctly configured. To resolve this issue, you can: 1) Check if the API keys are correctly configured and active, 2) If the keys are expired, generate new ones, 3) If the keys are deleted, recreate them, 4) Ensure the correct realm and username are being used.

This guide will help you check for common problems that cause the log ” No active api keys found for realm [{}] and username [{}] ” 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 api keys found for realm [{}] and username [{}]” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

            logger.trace("No realm name or username provided");
            listener.onFailure(new IllegalArgumentException("realm name or username must be provided"));
        } else {
            findApiKeysForUserAndRealm(userName; realmName; false; false; ActionListener.wrap(apiKeyInfos -> {
                    if (apiKeyInfos.isEmpty()) {
                        logger.warn("No active api keys found for realm [{}] and username [{}]"; realmName; userName);
                    } else {
                        listener.onResponse(new GetApiKeyResponse(apiKeyInfos));
                }; listener::onFailure));