Could not parse http request. unexpected numeric field – 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 ” could not parse http request. unexpected numeric field ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: request and plugin.

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 “could not parse http request. unexpected numeric field [{}]”classname  is HttpRequest.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

}
 } else if (token == XContentParser.Token.VALUE_NUMBER) {
 if (Field.PORT.match(currentFieldName; parser.getDeprecationHandler())) {
 builder.port = parser.intValue();
 } else {
 throw new ElasticsearchParseException("could not parse http request. unexpected numeric field [{}]";
 currentFieldName);
 }
 } else {
 throw new ElasticsearchParseException("could not parse http request. unexpected token [{}]"; token);
 }

 

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