Failed to parse query array is not supported – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-7.15

Briefly, this error occurs when Elasticsearch tries to parse a query that contains an array, which is not supported in the specific context. This could be due to incorrect query syntax or structure. To resolve this issue, you can: 1) Review and correct the query syntax, ensuring that arrays are used in a supported context. 2) If the array is not necessary, consider removing it from the query. 3) If the array is necessary, consider restructuring your data or query to avoid unsupported array usage.

This guide will help you check for common problems that cause the log ” failed to parse [{}] query. array [{}] is not supported ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index, query.

Log Context

Log “failed to parse [{}] query. array [{}] is not supported” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 handleMisplacedFunctionsDeclaration(parser.getTokenLocation(); errorString);
 functionArrayFound = true;
 currentFieldName = parseFiltersAndFunctions(parser; filterFunctionBuilders);
 } else {
 throw new ParsingException(parser.getTokenLocation(); "failed to parse [{}] query. array [{}] is not supported";
 NAME; currentFieldName);
 }  } else if (token.isValue()) {
 if (SCORE_MODE_FIELD.match(currentFieldName; parser.getDeprecationHandler())) {