Failed to parse repository – How to solve this OpenSearch exception

Opster Team

Aug-23, Version: 1-2.9

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Briefly, this error occurs when OpenSearch is unable to interpret the configuration of a repository. This could be due to incorrect syntax, missing parameters, or unsupported repository type. To resolve this issue, you should first verify the repository configuration for any syntax errors. Next, ensure all required parameters are included and correctly formatted. Lastly, check if the repository type is supported by your version of OpenSearch. If the error persists, consider recreating the repository with a correct and supported configuration.

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This guide will help you check for common problems that cause the log ” failed to parse repository [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: cluster, metadata, repository.

Log Context

Log “failed to parse repository [{}]” class name is We extracted the following from OpenSearch source code for those seeking an in-depth context :

 } else {
 throw new OpenSearchParseException("failed to parse repository [{}]"; name);
 if (type == null) {
 throw new OpenSearchParseException("failed to parse repository [{}]; missing repository type"; name);


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