Failed to refresh internal index after delete – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 7.3-7.5

Briefly, this error occurs when Elasticsearch tries to refresh an internal index after a delete operation but fails. This could be due to a variety of reasons such as insufficient permissions, network issues, or the index being locked. To resolve this issue, you can try the following: 1) Check and adjust the user permissions if necessary, 2) Verify the network connectivity, 3) Unlock the index if it’s locked, 4) Check the Elasticsearch logs for more detailed error information, and 5) If all else fails, consider restarting the Elasticsearch service.

This guide will help you check for common problems that cause the log ” Failed to refresh internal index after delete ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index, delete, refresh, plugin.

Log Context

Log “Failed to refresh internal index after delete” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                        r -> listener.onResponse(waitResponse);
                        e -> {
                  "Failed to refresh internal index after delete"; e);


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