Invalid description date format – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

Before you dig into reading this guide, have you tried asking OpsGPT what this log means? You’ll receive a customized analysis of your log.

Try OpsGPT now for step-by-step guidance and tailored insights into your Elasticsearch operation.

Briefly, this error occurs when the date format provided in the Elasticsearch query doesn’t match the expected format. Elasticsearch uses a specific date format, and if the input doesn’t comply, it throws an error. To resolve this, ensure that the date format in your query matches the format expected by Elasticsearch. You can also use the “date_format” parameter in your mapping to specify the format that Elasticsearch should expect. Additionally, check for any typos or incorrect values in your date string.

For a complete solution to your to your search operation, try for free AutoOps for Elasticsearch & OpenSearch . With AutoOps and Opster’s proactive support, you don’t have to worry about your search operation – we take charge of it. Get improved performance & stability with less hardware.

This guide will help you check for common problems that cause the log ” invalid ” + description + ” date format ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, license.

Log Context

Log “invalid ” + description + ” date format ” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 return DateUtils.endOfTheDay(parser.text());
 } else {
 return DateUtils.beginningOfTheDay(parser.text());
 } catch (IllegalArgumentException ex) {
 throw new ElasticsearchParseException("invalid " + description + " date format " + parser.text());
 }  public static Builder builder() {


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?