Field type does not accept > 2 dimensions – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 7.8-7.15

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Briefly, this error occurs when you try to index a field in Elasticsearch with more than two dimensions. Elasticsearch supports only one or two dimensions for fields. To resolve this issue, you can either flatten your data structure to two dimensions or less before indexing, or split the data into multiple fields each containing two dimensions or less. Another option is to serialize the multi-dimensional data into a format like JSON or base64 and store it as a string field.

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This guide will help you check for common problems that cause the log ” [{}}] field type does not accept > 2 dimensions ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “[{}}] field type does not accept > 2 dimensions” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 if (element == 1) {
 x = subParser.doubleValue();
 } else if (element == 2) {
 y = subParser.doubleValue();
 } else {
 throw new ElasticsearchParseException("[{}}] field type does not accept > 2 dimensions";
 } else {
 throw new ElasticsearchParseException("numeric value expected");


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