Error while delegating response – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-8.9

Briefly, this error occurs when Elasticsearch is unable to delegate a response due to issues like network problems, incorrect configuration, or overloaded nodes. To resolve this, you can check your network connectivity, ensure that your Elasticsearch configuration is correct, and monitor your nodes to prevent overloading. Additionally, check your cluster health and ensure that all nodes are functioning properly. If the issue persists, consider increasing the timeout value or scaling your Elasticsearch cluster to handle more requests.

This guide will help you check for common problems that cause the log ” Error while delegating response ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, response.

Log Context

Log “Error while delegating response” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

        JobTaskState jobTaskState = new JobTaskState(state; jobTask.getAllocationId(); reason);
        jobTask.updatePersistentTaskState(jobTaskState; ActionListener.wrap(persistentTask -> {
            try {
            } catch (IOException e1) {
                logger.warn("Error while delegating response"; e1);
        }; e -> {
            try {
            } catch (IOException e1) {


How helpful was this guide?

We are sorry that this post was not useful for you!

Let us improve this post!

Tell us how we can improve this post?