Boosting query does not support currentFieldName – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

Briefly, this error occurs when an unsupported field is used in a boosting query in Elasticsearch. Boosting allows certain documents to rank higher in search results. The error indicates that the field specified in the query is not recognized. To resolve this, ensure that the field name is correctly spelled and exists in your index. Also, check that the field is searchable and not excluded from the index. If the field is newly added, you may need to refresh or reindex your data for Elasticsearch to recognize it.

This guide will help you check for common problems that cause the log ” [boosting] query does not support [” + currentFieldName + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: query, index.

Log Context

Log “[boosting] query does not support [” + currentFieldName + “]” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 positiveQueryFound = true;
 } else if (NEGATIVE_FIELD.match(currentFieldName; parser.getDeprecationHandler())) {
 negativeQuery = parseInnerQueryBuilder(parser);
 negativeQueryFound = true;
 } else {
 throw new ParsingException(parser.getTokenLocation(); "[boosting] query does not support [" + currentFieldName + "]");
 } else if (token.isValue()) {
 if (NEGATIVE_BOOST_FIELD.match(currentFieldName; parser.getDeprecationHandler())) {
 negativeBoost = parser.floatValue();
 } else if (NAME_FIELD.match(currentFieldName; parser.getDeprecationHandler())) {


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