Unknown field name ” + field + ” – How to solve this Elasticsearch error

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Unknown field name ” + field + ” – 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 ” unknown field name ” + field + ” ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: repositories.

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 “unknown field name [” + field + “]”classname  is RepositoryData.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

throw new ElasticsearchParseException("version string expected [min_version]");
 }
 final Version version = Version.fromString(parser.text());
 assert SnapshotsService.useShardGenerations(version);
 } else {
 throw new ElasticsearchParseException("unknown field name [" + field + "]");
 }
 }
 } else {
 throw new ElasticsearchParseException("start object expected");
 }

 

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