Link error – 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 ” link error ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: Node.

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 “link error”classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

needsScores |= valueSource.needsScores();
 bindings.add(variable; valueSource);
 } catch (Exception e) {
 // we defer "binding" of variables until here: give context for that variable
 throw convertToScriptException("link error"; expr.sourceText; variable; e);
 return new ExpressionNumberSortScript(expr; bindings; needsScores);


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