Failed to parse mapping: – Elasticsearch Error How To Solve Related Issues

Failed to parse mapping: – 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 “Failed to parse mapping:” 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: metadata, cluster.

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”Failed to parse mapping: {}”classname  is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

if (request.mappings != null) {
  try {
  templateBuilder.putMapping(MapperService.SINGLE_MAPPING_NAME; request.mappings);
  } catch (Exception e) {
  throw new MapperParsingException("Failed to parse mapping: {}"; e; request.mappings);
  for (Alias alias : request.aliases) {
  AliasMetadata aliasMetadata = AliasMetadata.builder(

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 elasticsearch mapping issue: failed to parse field -views 1,654 

Elasticsearch 7: Failed to parse mapping [_doc]: Root mapping definition has unsupported parameters: -views   1,582,score 1

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