Unknown parameter – Elasticsearch Error How To Solve Related Issues

Unknown parameter – Elasticsearch Error How To Solve Related Issues

Opster Team

July-20, Version: 1.7-8.0

 

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

This guide will help you check for common problems that cause the log ” unknown parameter ” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: blobstore and index.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to pinpoint the cause of many errors and provides suitable actionable recommendations how to resolve them (free tool that requires no installation).

Log Context

Log”unknown parameter [{}]”classname  is BlobStoreIndexShardSnapshot.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

} else if (META_HASH.equals(currentFieldName)) {
  metaHash.bytes = parser.binaryValue();
  metaHash.offset = 0;
  metaHash.length = metaHash.bytes.length;
  } else {
  throw new ElasticsearchParseException("unknown parameter [{}]"; currentFieldName);
  }
  } else {
  throw new ElasticsearchParseException("unexpected token [{}]"; token);
  }
  } else {

 

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