Failed to load settings from source – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

Briefly, this error occurs when Elasticsearch fails to load settings from a specified source. This could be due to incorrect file path, incorrect file format, or insufficient read permissions. To resolve this, ensure the file path is correct and the file is in the correct format (usually YAML or JSON for Elasticsearch). Also, check the file permissions to ensure Elasticsearch has the necessary read permissions. If the file is large, consider breaking it down into smaller, manageable chunks to avoid overwhelming the system.

This guide will help you check for common problems that cause the log ” Failed to load settings from [” + source + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: settings, source.

Log Context

Log “Failed to load settings from [” + source + “]” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 public Builder loadFromSource(String source; XContentType xContentType) {
 try (XContentParser parser = XContentFactory.xContent(xContentType).createParser(XContentParserConfiguration.EMPTY; source)) {
 this.put(fromXContent(parser; true; true));
 } catch (Exception e) {
 throw new SettingsException("Failed to load settings from [" + source + "]"; e);
 return this;
 }  /**


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