Failed to list content of gateway – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-7.3

Briefly, this error occurs when Elasticsearch is unable to access or read the content of the gateway, which is crucial for data storage and retrieval. This could be due to incorrect permissions, network issues, or a faulty gateway. To resolve this, you can check and correct the permissions, ensure the network connectivity is stable, or troubleshoot the gateway for any issues. If the gateway is corrupted, you may need to restore it from a backup.

This guide will help you check for common problems that cause the log ” Failed to list content of gateway ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: repositories, blobstore.

Log Context

Log “Failed to list content of gateway” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 public void delete() {
 final Map blobs;
 try {
 blobs = blobContainer.listBlobs();
 } catch (IOException e) {
 throw new IndexShardSnapshotException(shardId; "Failed to list content of gateway"; e);
 }  Tuple tuple = buildBlobStoreIndexShardSnapshots(blobs);
 BlobStoreIndexShardSnapshots snapshots = tuple.v1();
 int fileListGeneration = tuple.v2();


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