Dynamic template syntax error. An array of named objects is expected. – Elasticsearch Error How To Solve Related Issues



Dynamic template syntax error. An array of named objects is expected. – Elasticsearch Error How To Solve Related Issues

Updated: July-20

Elasticsearch 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 causing many errors 

 

This guide will help you check for common problems that cause the log “Dynamic template syntax error. An array of named objects is expected.” 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: template, 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 discover the cause of many errors and provides suitable actionable recommendations (free tool that requires no installation). 

Log Context

Log”Dynamic template syntax error. An array of named objects is expected.”classname  is RootObjectMapper.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

}
  }
  ]
  */
  if ((fieldNode instanceof List) == false) {
  throw new MapperParsingException("Dynamic template syntax error. An array of named objects is expected.");
  }
  List> tmplNodes = (List>) fieldNode;
  List templates = new ArrayList();
  for (Object tmplNode : tmplNodes) {
  Map tmpl = (Map) tmplNode;

Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 Cannot deserialize the JSON array (e.g. [1,2,3]) into type ' ' because type requires JSON object (e.g. {"name":"value"}) to deserialize correctly -views 176,367 ,score 94

JSON invalid character '}' looking for beginning of object key string -views   49,367,score 7



Find Configuration Errors

Analyze Now