Cannot find an aggregation named ” + aggName + ” in – 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 ” Cannot find an aggregation named ” + aggName + ” in ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: search and aggregations.

Log Context

Log “Cannot find an aggregation named [” + aggName + “] in [“classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 return getKey();
 InternalAggregation aggregation = aggregations.get(aggName);
 if (aggregation == null) {
 throw new InvalidAggregationPathException("Cannot find an aggregation named [" + aggName + "] in [" + containingAggName
 + "]");
 return aggregation.getProperty(path.subList(1; path.size()));


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