Failed to reset machine learning – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 7.14-8.9

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Briefly, this error occurs when Elasticsearch encounters an issue while trying to reset the machine learning feature. This could be due to a variety of reasons such as insufficient permissions, corrupted data, or a network issue. To resolve this, you can try the following: 1) Check and ensure the user has the necessary permissions to perform the operation. 2) Verify the integrity of your data and fix any corruption. 3) Check your network connectivity and ensure Elasticsearch cluster nodes are reachable. 4) Restart the Elasticsearch service.

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This guide will help you check for common problems that cause the log ” failed to reset machine learning ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “failed to reset machine learning” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

            failure -> {
                logger.error("failed to reset machine learning"; failure);
                    ActionListener.wrap(resetSuccess -> finalListener.onFailure(failure); resetFailure -> {
                        logger.error("failed to disable reset mode after state clean up failure"; resetFailure);


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