Invalid group name – Elasticsearch Error How To Solve Related Issues


Invalid group name – Elasticsearch Error How To Solve Related Issues

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 ” Invalid group name ” 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”Invalid group name [“classname  is GroupConfig.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
 
  ensureExpectedToken(XContentParser.Token.FIELD_NAME; token; parser::getTokenLocation);
  String destinationFieldName = parser.currentName();
  if (validAggMatcher.reset(destinationFieldName).matches() == false) {
  throw new ParsingException(parser.getTokenLocation(); "Invalid group name [" + destinationFieldName
  + "]. Group names can contain any character except '['; ']'; and '>'");
  }
 
  token = parser.nextToken();
  ensureExpectedToken(XContentParser.Token.START_OBJECT; token; parser::getTokenLocation);

 

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