Nested nested path ” + path + ” is not nested – How to solve this Elasticsearch error

Nested nested path ” + path + ” is not nested – 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 Error Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” nested nested path ” + path + ” is not nested ” 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: search and aggregations.

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”[nested] nested path [” + path + “] is not nested”classname  is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

return new NestedAggregatorFactory(name; null; null; queryShardContext;
  parent; subFactoriesBuilder; metadata);
  if (childObjectMapper.nested().isNested() == false) {
  throw new AggregationExecutionException("[nested] nested path [" + path + "] is not nested");
  try {
  ObjectMapper parentObjectMapper = queryShardContext.nestedScope().nextLevel(childObjectMapper);
  return new NestedAggregatorFactory(name; parentObjectMapper; childObjectMapper; queryShardContext;
  parent; subFactoriesBuilder; metadata);


Run the Check-Up to get a customized report like this:

Analyze your cluster