Failed to parse time unit – How to solve this Elasticsearch error

Opster Team

July-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you try running the Elasticsearch Check-Up which can resolve issues that cause many errors.

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

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “failed to parse time unit”classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

if (value.millis() < 0) {
 throw new ElasticsearchParseException("could not parse time value [{}]. Time value cannot be negative."; parser.text());
 return value;
 } catch (ElasticsearchParseException epe) {
 throw new ElasticsearchParseException("failed to parse time unit"; epe);
 throw new ElasticsearchParseException("could not parse time value. expected either a string or a null value but found [{}] " +
 "instead"; token);


Watch product tour

Watch how AutoOps finds & fixes Elasticsearch problems

Analyze Your Cluster
Skip to content