Detected a corrupted repository; index – 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 Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” Detected a corrupted repository; index ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: repositories and index.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “Detected a corrupted repository; index”classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 } else {
 // A snapshotted index references a snapshot which does not exist in
 // the list of snapshots. This can happen when multiple clusters in
 // different versions create or delete snapshot in the same repository.
 throw new ElasticsearchParseException("Detected a corrupted repository; index " + indexId
 + " references an unknown snapshot uuid [" + uuid + "]");
 } else if (SHARD_GENERATIONS.equals(indexMetaFieldName)) {


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