Request body is required – 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 ” request body is required ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: rest and request.

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 “request body is required”classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 * @return content of the request body or throw an exception if the body or content type is missing
 public final BytesReference requiredContent() {
 if (hasContent() == false) {
 throw new ElasticsearchParseException("request body is required");
 } else if (xContentType.get() == null) {
 throw new IllegalStateException("unknown content type");
 return content();


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