Failed to parse 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 parse the query due to incorrect syntax or invalid field. It could be caused by a missing field, incorrect data type, or a malformed query. To resolve this issue, you should first check the query syntax and ensure it’s correct. Next, verify that all fields in the query exist in your index and have the correct data type. Lastly, ensure that the query is properly formed and doesn’t contain any invalid characters or structures.

This guide will help you check for common problems that cause the log ” failed to parse [{}] query. [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: query, index.

Log Context

Log “failed to parse [{}] query. [{}]” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 } else if (token == XContentParser.Token.START_OBJECT) {
 try {
 bbox = GeoBoundingBox.parseBoundingBox(parser);
 fieldName = currentFieldName;
 } catch (Exception e) {
 throw new ElasticsearchParseException("failed to parse [{}] query. [{}]"; NAME; e.getMessage());
 } else if (token.isValue()) {
 if (AbstractQueryBuilder.NAME_FIELD.match(currentFieldName; parser.getDeprecationHandler())) {
 queryName = parser.text();
 } else if (AbstractQueryBuilder.BOOST_FIELD.match(currentFieldName; parser.getDeprecationHandler())) {