Unknown strategy ” + strategyName + ” – 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 ” Unknown strategy ” + strategyName + ” ” to appear. To understand the issues related to this log, read the explanation below about the following 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 to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “Unknown strategy [” + strategyName + ” ]”classname  is GeoShapeQueryBuilder.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

return true;
 } else if (STRATEGY_FIELD.match(parser.currentName(); parser.getDeprecationHandler())) {
 String strategyName = parser.text();
 strategy = SpatialStrategy.fromString(strategyName);
 if (strategy == null) {
 throw new ParsingException(parser.getTokenLocation(); "Unknown strategy [" + strategyName + " ]");
 } else {
 this.strategy = strategy;
 }
 return true;
 }

 

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