Error executing - Common causes and quick fixes

Error executing – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 2-2

Briefly, this error occurs when Elasticsearch fails to execute a specific operation due to various reasons such as incorrect syntax, insufficient permissions, or system resource issues. To resolve this, you can check the syntax of your query for any errors, ensure that the user has the necessary permissions to execute the operation, and verify that your system has enough resources (like memory or disk space) to perform the operation. Additionally, check the Elasticsearch logs for more detailed error information.

This guide will help you check for common problems that cause the log ” Error executing ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: mustache.

Log Context

Log “Error executing” classname is MustacheScriptEngineService.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

public Object execute(CompiledScript template; Map vars) {
        BytesStreamOutput result = new BytesStreamOutput();
        try (UTF8StreamWriter writer = utf8StreamWriter().setOutput(result)) {
            ((Mustache) template.compiled()).execute(writer; vars);
        } catch (Exception e) {
            logger.error("Error executing " + template; e);
            throw new ScriptException("Error executing " + template; e);
        }
        return result.bytes();
    }

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