Does not know how to handle – 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 ” Does not know how to handle ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: parser 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 “Does not know how to handle {}”classname  is AbstractBuilder.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

} 
 @Override
 public Object visitTerminal(TerminalNode node) {
 Source source = source(node);
 throw new ParsingException(source; "Does not know how to handle {}"; source.text());
 } 
 }

 

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