Failed to parse setting with value – How to solve this Elasticsearch error

Opster Team

March-22, Version: 1.7-8.0

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

Log Context

Log “failed to parse setting [{}] with value [{}]”classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

private static ByteSizeValue parseBytes(String lowerSValue; String settingName; String initialInput) {
 String s = lowerSValue.substring(0; lowerSValue.length() - 1).trim();
 try {
 return new ByteSizeValue(Long.parseLong(s); ByteSizeUnit.BYTES);
 } catch (NumberFormatException e) {
 throw new ElasticsearchParseException("failed to parse setting [{}] with value [{}]"; e; settingName; initialInput);
 } catch (IllegalArgumentException e) {
 throw new ElasticsearchParseException(
 "failed to parse setting [{}] with value [{}] as a size in bytes";


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