Error firing refresh listener – How to solve this OpenSearch error

Opster Team

Aug-23, Version: 1-2.9

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Briefly, this error occurs when OpenSearch encounters an issue while trying to refresh an index and notify the associated listeners. This could be due to a variety of reasons such as insufficient resources, network issues, or a bug in the code. To resolve this issue, you could try increasing system resources, checking network connectivity, or debugging the code to identify any potential issues. Additionally, ensure that the listener is correctly configured and functioning as expected. If the problem persists, consider seeking assistance from the OpenSearch community or support team.

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This guide will help you check for common problems that cause the log ” error firing refresh listener ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: refresh, index, shard.

Log Context

Log “error firing refresh listener” classname is
We extracted the following from OpenSearch source code for those seeking an in-depth context :

        if (listenersToFire != null) {
            for (final Tuple> listener : listenersToFire) {
                try {
                } catch (final Exception e) {
                    logger.warn("error firing refresh listener"; e);


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