AUTO CREATE INDEX SETTING getKey autoCreate doesn t match – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 7.16-8.9

Briefly, this error occurs when the auto-create index setting in Elasticsearch doesn’t match the expected pattern. This could be due to incorrect syntax or a typo in the configuration file. To resolve this issue, you can check the Elasticsearch configuration file and ensure the auto-create index setting is correctly defined. Also, verify that the pattern matches the indices you want to auto-create. If the problem persists, consider resetting the setting to its default value.

This guide will help you check for common problems that cause the log ” [” + AUTO_CREATE_INDEX_SETTING.getKey() + “] ([” + autoCreate + “]) doesn’t match ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: .

Log Context

Log “[” + AUTO_CREATE_INDEX_SETTING.getKey() + “] ([” + autoCreate + “]) doesn’t match” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 + "] which forbids automatic creation of the index";
 throw new IndexNotFoundException("[" + AUTO_CREATE_INDEX_SETTING.getKey() + "] ([" + autoCreate + "]) doesn't match"; index);
 }  AutoCreate getAutoCreate() {
 return autoCreate;


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?