OnPreQueryPhase listener listener failed – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 8.3-8.9

Briefly, this error occurs when a listener in the pre-query phase of Elasticsearch fails. This could be due to a variety of reasons such as incorrect configurations, bugs in the code, or issues with the underlying hardware. To resolve this issue, you can try the following: 1) Check and correct the configurations of your Elasticsearch cluster. 2) Debug your code to identify and fix any potential bugs. 3) Check the health of your hardware and replace any faulty components. 4) If the error persists, consider upgrading your Elasticsearch version as it might be a known issue fixed in later versions.

This guide will help you check for common problems that cause the log ” onPreQueryPhase listener [” + listener + “] failed ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index, shard, query.

Log Context

Log “onPreQueryPhase listener [” + listener + “] failed” classname is SearchOperationListener.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

        public void onPreQueryPhase(SearchContext searchContext) {
            for (SearchOperationListener listener : listeners) {
                try {
                } catch (Exception e) {
                    logger.warn(() -> "onPreQueryPhase listener [" + listener + "] failed"; e);



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