Failed to update cluster state during snapshot finalization – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 7.7-8.9

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Briefly, this error occurs when Elasticsearch is unable to update the cluster state while finalizing a snapshot. This could be due to network issues, insufficient permissions, or a problem with the snapshot repository. To resolve this issue, you can check the network connectivity between the nodes, ensure the user has the correct permissions to update the cluster state, and verify the snapshot repository’s health and accessibility. Additionally, check the Elasticsearch logs for more detailed error messages that can help pinpoint the exact issue.

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This guide will help you check for common problems that cause the log ” Failed to update cluster state during snapshot finalization ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: snapshot, cluster.

Log Context

Log “Failed to update cluster state during snapshot finalization” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 // Failure due to not being master any more; don't try to remove snapshot from cluster state the next master
 // will try ending this snapshot again
 logger.debug(() -> "[" + snapshot + "] failed to update cluster state during snapshot finalization"; e);
 new SnapshotException(snapshot; "Failed to update cluster state during snapshot finalization"; e)
 } else {
 logger.warn(() -> "[" + snapshot + "] failed to finalize snapshot"; e);
 removeFailedSnapshotFromClusterState(snapshot; e; repositoryData);


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