Template must not be empty – Elasticsearch Error How To Solve Related Issues



Template must not be empty – 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 “Template must not be empty” 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, plugin.


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”Template must not be empty”classname  is TemplateUtils.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

public static void validate(String source) {
  if (source == null) {
  throw new ElasticsearchParseException("Template must not be null");
  }
  if (Strings.isEmpty(source)) {
  throw new ElasticsearchParseException("Template must not be empty");
  }
 
  try {
  XContentHelper.convertToMap(JsonXContent.jsonXContent; source; false);
  } catch (Exception e) {

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 Create Elasticsearch curl query for not null and not empty("") -views 88,277 ,score 68

Strange exception: "Name must not be null or empty!" -views   31,144,score 4



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