Failed to invoke before index created callback – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-8.9

Briefly, this error occurs when Elasticsearch fails to execute a callback function that is supposed to run before an index is created. This could be due to a variety of reasons such as incorrect configuration, insufficient permissions, or a bug in the code. To resolve this issue, you can check the Elasticsearch logs for more detailed error messages, ensure that the user running Elasticsearch has the necessary permissions, verify your configuration settings, or debug your code to identify and fix any potential bugs.

This guide will help you check for common problems that cause the log ” failed to invoke before index created callback ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index.

Log Context

Log “failed to invoke before index created callback” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

    public void beforeIndexCreated(Index index; Settings indexSettings) {
        for (IndexEventListener listener : listeners) {
            try {
                listener.beforeIndexCreated(index; indexSettings);
            } catch (Exception e) {
                logger.warn("failed to invoke before index created callback"; e);
                throw e;


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?