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 RestRequest.java 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();
}
