Failed to parse query ” + this.queryString + ” – 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 Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” Failed to parse query ” + this.queryString + ” ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: query and index.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “Failed to parse query [” + this.queryString + “]”classname  is QueryStringQueryBuilder.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

Query query;
 try {
 query = queryParser.parse(rewrittenQueryString);
 } catch (org.apache.lucene.queryparser.classic.ParseException e) {
 throw new QueryShardException(context; "Failed to parse query [" + this.queryString + "]"; e);
 } 
 if (query == null) {
 return null;
 }

 

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