Invalid number of points in LineString (found – must be >= 2) – 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 analyzes 2 JSON files to detect many configuration errors.

To easily locate the root cause and resolve this issue try AutoOps for Elasticsearch & OpenSearch. It diagnoses problems by analyzing hundreds of metrics collected by a lightweight agent and offers guidance for resolving them.

This guide will help you check for common problems that cause the log ” invalid number of points in LineString (found – must be >= 2) ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: Node.

Log Context

Log “invalid number of points in LineString (found [{}] – must be >= 2)”classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 CoordinateNode validate(CoordinateNode coordinates; boolean coerce) {
 if (coordinates.children.size() < 2) {
 throw new ElasticsearchParseException("invalid number of points in LineString (found [{}] - must be >= 2)";
 return coordinates;


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