Nested nested object under path nestedPath is not of nested type – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8

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Briefly, this error occurs when you are trying to query a field as if it were a nested type, but it’s not defined as such in the mapping. Elasticsearch requires explicit mapping for nested types. To resolve this, you can either modify your query to not treat the field as nested or alter your index mapping to define the field as a nested type. Remember, changing the mapping requires reindexing of data.

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This guide will help you check for common problems that cause the log ” [nested] nested object under path [” + nestedPath + “] is not of nested type ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: sort, search.

Log Context

Log “[nested] nested object under path [” + nestedPath + “] is not of nested type” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 if (objectMapper == null) {
 throw new QueryShardException(context; "[nested] failed to find nested object under path [" + nestedPath + "]");
 if (objectMapper.isNested() == false) {
 throw new QueryShardException(context; "[nested] nested object under path [" + nestedPath + "] is not of nested type");
 NestedObjectMapper nestedObjectMapper = (NestedObjectMapper) objectMapper;
 NestedObjectMapper parentMapper = context.nestedScope().getObjectMapper();  // get our child query; potentially applying a users filter


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