Invalid aggregation order path path – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 7.7-8.9

Briefly, this error occurs when the path specified for sorting the results of an aggregation in Elasticsearch is incorrect. This could be due to a typo, incorrect field name, or the field not existing in the index. To resolve this issue, you should verify the field name and its existence in the index. Also, ensure that the path is correctly formatted. If the field is a nested field, the full path should be specified. If the field is not indexed, consider changing the mapping to include it.

This guide will help you check for common problems that cause the log ” Invalid aggregation order path [” + path + “]. ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: search, aggregations.

Log Context

Log “Invalid aggregation order path [” + path + “]. ” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 public Comparator partiallyBuiltBucketComparator(ToLongFunction ordinalReader; Aggregator aggregator) {
 try {
 BucketComparator bucketComparator = path.bucketComparator(aggregator; order);
 return (lhs; rhs) ->; ordinalReader.applyAsLong(rhs));
 } catch (IllegalArgumentException e) {
 throw new AggregationExecutionException("Invalid aggregation order path [" + path + "]. " + e.getMessage(); e);
 }  @Override
 public Comparator comparator() {


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