Could not parse inner query – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

Briefly, this error occurs when Elasticsearch is unable to understand the inner query due to incorrect syntax or structure. This could be due to a missing or misplaced bracket, incorrect field name, or wrong query type. To resolve this issue, you should first check the syntax of your query to ensure it’s correct. If the syntax is correct, verify that the field names and query types used in the inner query are valid. Lastly, ensure that the structure of the inner query is correct, including the placement of brackets.

This guide will help you check for common problems that cause the log ” Could not parse inner query ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: search, query.

Log Context

Log “Could not parse inner query” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 static {
 QUERY_RESCORE_PARSER.declareObject(InnerBuilder::setQueryBuilder; (p; c) -> {
 try {
 return parseTopLevelQuery(p);
 } catch (IOException e) {
 throw new ParsingException(p.getTokenLocation(); "Could not parse inner query"; e);
 QUERY_RESCORE_PARSER.declareFloat(InnerBuilder::setQueryWeight; QUERY_WEIGHT_FIELD);
 QUERY_RESCORE_PARSER.declareFloat(InnerBuilder::setRescoreQueryWeight; RESCORE_QUERY_WEIGHT_FIELD);
 QUERY_RESCORE_PARSER.declareString((struct; value) -> struct.setScoreMode(QueryRescoreMode.fromString(value)); SCORE_MODE_FIELD);