Aggregation m getName is of non-supported type m getType – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

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Briefly, this error occurs when you’re trying to perform an aggregation operation in Elasticsearch using a field type that is not supported for that specific operation. To resolve this issue, you can either change the field type to a supported one or modify the aggregation operation to suit the field type. Also, ensure that the field you’re aggregating on is not analyzed, as Elasticsearch does not support aggregation on analyzed fields.

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This guide will help you check for common problems that cause the log ” Aggregation [” + m.getName() + “] is of non-supported type [” + m.getType() + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “Aggregation [” + m.getName() + “] is of non-supported type [” + m.getType() + “]” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 } else {
 doc.put(m.getName(); value);
 } else {
 throw new ElasticsearchException("Aggregation [" + m.getName() + "] is of non-supported type [" + m.getType() + "]");
 });  // Go back through and remove all empty counts
 emptyCounts.forEach(m -> doc.remove(m.replace(RollupField.COUNT_FIELD; RollupField.VALUE)));


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