Unexpected token ” + token + ” in ” + aggregationName + “. – Elasticsearch Error How To Solve Related Issues

Unexpected token ” + token + ” in ” + aggregationName + “. – Elasticsearch Error How To Solve Related Issues

Updated: July-20

Elasticsearch Version: 1.7-8.0

This guide will help you check for common problems that cause the error message”Unexpected token ” + token + ” in ” + aggregationName + “.”. To understand what might cause it to appear, read bellow frequent issues related to the Elasticsearch concepts: search, aggregations.

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Log Context

Log”Unexpected token ” + token + ” in [” + aggregationName + “].”classname  is ReverseNestedAggregationBuilder.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

} else {
  throw new ParsingException(parser.getTokenLocation();
  "Unknown key for a " + token + " in [" + aggregationName + "]: [" + currentFieldName + "].");
  }
  } else {
  throw new ParsingException(parser.getTokenLocation(); "Unexpected token " + token + " in [" + aggregationName + "].");
  }
  }
 
  ReverseNestedAggregationBuilder factory = new ReverseNestedAggregationBuilder(
  aggregationName);

Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 ElasticSearch/npm: elasticdump: Unexpected token error during dumping of response data -views 679 

elasticsearch kibana update document which has space using update by query -views   543

 

 

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