Failed to start watching directory for ssl configuration – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-7.7

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Briefly, this error occurs when Elasticsearch is unable to monitor the directory for changes in SSL configuration. This could be due to incorrect file paths, insufficient permissions, or issues with the file system. To resolve this, ensure the specified directory exists and Elasticsearch has the necessary permissions to access it. Also, check the SSL configuration for any errors. If the issue persists, consider checking the health of your file system.

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This guide will help you check for common problems that cause the log ” failed to start watching directory [{}] for ssl configuration [{}] ” 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 start watching directory [{}] for ssl configuration [{}]” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                    try {
                        resourceWatcherService.add(fileWatcher; Frequency.HIGH);
                        return changeListener;
                    } catch (IOException e) {
                        logger.error("failed to start watching directory [{}] for ssl configuration [{}]"; path; sslConfiguration);
                    return null;


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