Index template ” + name + ” specifies component templates – 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 ” index template ” + name + ” specifies component templates ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: metadata, template, cluster and index.

Log Context

Log “index template [” + name + “] specifies component templates”classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

final List missingComponentTemplates = template.composedOf().stream()
 .filter(componentTemplate -> componentTemplates.containsKey(componentTemplate) == false)
 if (missingComponentTemplates.size() > 0) {
 throw new InvalidIndexTemplateException(name; "index template [" + name + "] specifies component templates " +
 missingComponentTemplates + " that do not exist");
 public ClusterState addIndexTemplateV2(final ClusterState currentState; final boolean create;


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