_mtermvectors: Parameter not supported – How to solve this Elasticsearch error

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_mtermvectors: Parameter not supported – 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 ” _mtermvectors: Parameter not supported ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: Node.

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 “_mtermvectors: Parameter [{}] not supported”classname  is MultiTermVectorsRequest.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

TermVectorsRequest.parseRequest(template; parser);
 } else {
 throw new ElasticsearchParseException("no parameter named [{}] and type OBJECT"; currentFieldName);
 } else if (currentFieldName != null) {
 throw new ElasticsearchParseException("_mtermvectors: Parameter [{}] not supported"; currentFieldName);
 for (String id : ids) {
 TermVectorsRequest curRequest = new TermVectorsRequest(template);


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