Error during task failure – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 2.3-2.3

Briefly, this error occurs when Elasticsearch encounters an issue while executing a task, causing it to fail. This could be due to various reasons such as insufficient memory, incorrect configurations, or network connectivity issues. To resolve this, you can check the Elasticsearch logs for more detailed error messages. You may need to adjust your configurations, ensure there’s enough memory available, or troubleshoot network issues. Additionally, ensure that your Elasticsearch version is up-to-date and compatible with your system.

This guide will help you check for common problems that cause the log ” error during task failure ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: discovery, join, node and task.

Log Context

Log “error during task failure” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

         void innerOnFailure(Throwable t) {
            for (MembershipAction.JoinCallback callback : joinCallbacksToRespondTo) {
                try {
                } catch (Exception e) {
                    logger.error("error during task failure"; e);



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