Briefly, this error occurs when Elasticsearch encounters an issue while processing a response in a listener. This could be due to a variety of reasons such as a faulty plugin, a network issue, or a problem with the data being processed. To resolve this issue, you could try disabling any recently installed plugins to see if they are causing the issue, check your network connection, or inspect the data being processed for any inconsistencies or errors. Additionally, ensure that your Elasticsearch version is up to date and compatible with all plugins and dependencies.
This guide will help you check for common problems that cause the log ” exception thrown while handling response in listener [%s] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: response.
Log Context
Log “exception thrown while handling response in listener [%s]” classname is SubscribableListener.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
private record SuccessResult(T result) { public void complete(ActionListener listener) { try { listener.onResponse(result); } catch (Exception exception) { logger.error(Strings.format("exception thrown while handling response in listener [%s]"; listener); exception); assert false : exception; // nothing more can be done here } } }
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