Duplicate option detected in options – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

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Briefly, this error occurs when Elasticsearch encounters duplicate options in a configuration file or a request. It means that the same parameter has been defined more than once, which can lead to confusion and unexpected behavior. To resolve this issue, you should review your configuration files or requests and remove any duplicate entries. Ensure that each parameter is defined only once and that there are no conflicting settings. If the error persists, you may need to debug your code or configuration to identify the source of the duplication.

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This guide will help you check for common problems that cause the log ” Duplicate option {} detected in options {} ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “Duplicate option {} detected in options {}” class name is FullTextUtils.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 throw new ParsingException(source; "Cannot parse entry {} in options {}"; entry; options);
 }  String previous = op.put(split[0]; split[1]);
 if (previous != null) {
 throw new ParsingException(source; "Duplicate option {} detected in options {}"; entry; options);
 }  }
 return op;


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