Error deleting template template – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 8.3-8.9

Briefly, this error occurs when Elasticsearch fails to delete a specified index template. This could be due to the template not existing, insufficient permissions, or a network issue. To resolve this, ensure the template name is correct and exists. If it does, check the user permissions to ensure they have the rights to delete templates. If the issue persists, investigate for any network connectivity issues between your application and the Elasticsearch cluster.

This guide will help you check for common problems that cause the log ” Error deleting template [” + template + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: metadata, template, cluster.

Log Context

Log “Error deleting template [” + template + “]” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                public void onFailure(Exception e) {
                    if (e instanceof IndexTemplateMissingException == false) {
                        // we might attempt to delete the same template from different nodes - so that's ok if template doesn't exist
                        // otherwise we need to warn
                        logger.warn(() -> "Error deleting template [" + template + "]"; 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?