Registry miss-match – expected MissingAggregatorSupplier; found – 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 ” Registry miss-match – expected MissingAggregatorSupplier; found ” 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 “Registry miss-match – expected MissingAggregatorSupplier; found [“classname  is MissingAggregatorFactory.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

boolean collectsFromSingleBucket;
 Map metadata) throws IOException {
 final AggregatorSupplier aggregatorSupplier = queryShardContext.getValuesSourceRegistry()
 .getAggregator(config; MissingAggregationBuilder.NAME);
 if (aggregatorSupplier instanceof MissingAggregatorSupplier == false) {
 throw new AggregationExecutionException("Registry miss-match - expected MissingAggregatorSupplier; found [" +
 aggregatorSupplier.getClass().toString() + "]");
 } 
 return ((MissingAggregatorSupplier) aggregatorSupplier).build(name; factories; config; searchContext; parent; metadata);
 }

 

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