The configuration setting – How to solve this Elasticsearch error

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 Error 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. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: plugin.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to pinpoint the cause of many errors and provides suitable actionable recommendations how to resolve them (free tool that requires no installation).

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));


Run the Check-Up to get a customized report like this:

Analyze your cluster