The configuration setting – How to solve this Elasticsearch error

Opster Team

July-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you try running the Elasticsearch Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” The configuration setting ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “The configuration setting [“classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

throw new SettingsException("Invalid URI:" + RP_POST_LOGOUT_REDIRECT_URI.getKey(); e);
 final ClientID clientId = new ClientID(require(config; RP_CLIENT_ID));
 final SecureString clientSecret = config.getSetting(RP_CLIENT_SECRET);
 if (clientSecret.length() == 0) {
 throw new SettingsException("The configuration setting [" + RealmSettings.getFullSettingKey(config; RP_CLIENT_SECRET)
 + "] is required");
 final ResponseType responseType;
 try {
 responseType = ResponseType.parse(require(config; RP_RESPONSE_TYPE));


Watch product tour

Watch how AutoOps finds & fixes Elasticsearch problems

Analyze Your Cluster
Skip to content