Expected ” + XContentParser.Token.START_OBJECT + ” in – Elasticsearch Error How To Solve Related Issues



Expected ” + XContentParser.Token.START_OBJECT + ” in – Elasticsearch Error How To Solve Related Issues

Updated: July-20

Elasticsearch 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 causing many errors 

 

This guide will help you check for common problems that cause the log “Expected ” + XContentParser.Token.START_OBJECT + ” in” 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: parser, search.


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 discover the cause of many errors and provides suitable actionable recommendations (free tool that requires no installation). 

Log Context

Log”Expected [” + XContentParser.Token.START_OBJECT + “] in [“classname  is SearchSourceBuilder.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

}
  this.ignoreFailure = ignoreFailure;
  this.fieldName = scriptFieldName;
  this.script = script;
  } else {
  throw new ParsingException(parser.getTokenLocation(); "Expected [" + XContentParser.Token.START_OBJECT + "] in ["
  + parser.currentName() + "] but found [" + token + "]"; parser.getTokenLocation());
  }
  }
 
  public String fieldName() {







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