No registryName registered for name – How to solve this OpenSearch exception

Opster Team

Aug-23, Version: 1-2.9

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Briefly, this error occurs when OpenSearch cannot find a registered name in its registry. This could be due to a misconfiguration or a missing plugin. To resolve this issue, you can check your configuration files to ensure that the name is correctly registered. If it’s a plugin issue, ensure that the plugin is properly installed and enabled. Additionally, you may need to update or reinstall OpenSearch to ensure that all components are functioning correctly.

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This guide will help you check for common problems that cause the log ” no [” + registryName + “] registered for [” + name + “] ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: .

Log Context

Log “no [” + registryName + “] registered for [” + name + “]” class name is We extracted the following from OpenSearch source code for those seeking an in-depth context :

 * @throws ParsingException if the named thing isn't in the registry or the name was deprecated and deprecated names aren't supported.
 public T lookup(String name; XContentLocation xContentLocation; DeprecationHandler deprecationHandler) {
 T value = lookupReturningNullIfNotFound(name; deprecationHandler);
 if (value == null) {
 throw new ParsingException(xContentLocation; "no [" + registryName + "] registered for [" + name + "]");
 return value;
 }  /**


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