Field is of type ; but only numeric types are supported. – How to solve this Elasticsearch error

Field is of type ; but only numeric types are 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 Error Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” field is of type ; but only numeric types are supported. ” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: query and index.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to pinpoint the cause of many errors and provides suitable actionable recommendations how to resolve them (free tool that requires no installation).

Log Context

Log”field [{}] is of type [{}]; but only numeric types are supported.”classname  is DecayFunctionBuilder.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

} else if (fieldType instanceof GeoPointFieldType) {
  return parseGeoVariable(parser; context; fieldType; mode);
  } else if (fieldType instanceof NumberFieldMapper.NumberFieldType) {
  return parseNumberVariable(parser; context; fieldType; mode);
  } else {
  throw new ParsingException(parser.getTokenLocation(); "field [{}] is of type [{}]; but only numeric types are supported.";
  fieldName; fieldType);
  }
  }
 
  private AbstractDistanceScoreFunction parseNumberVariable(XContentParser parser; QueryShardContext context;

 

Run the Check-Up to get a customized report like this:

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