Span prefix query – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 8.3-8.9

Briefly, this error occurs when Elasticsearch encounters a problem with the span prefix query, which is used to match spans near the beginning of a field. The error could be due to incorrect syntax, a non-existent field, or a mismatched data type. To resolve this issue, ensure that the field exists and the data type matches the query. Also, check the syntax of your query to ensure it’s correct. If the problem persists, consider reindexing your data or adjusting your query to better suit your data structure.

This guide will help you check for common problems that cause the log ” span prefix query ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: query, index.

Log Context

Log “span prefix query” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 throw new QueryShardException(context; fail("phrase prefix query"));
 }  @Override
 public SpanQuery spanPrefixQuery(String value; SpanMultiTermQueryWrapper.SpanRewriteMethod method; SearchExecutionContext context) {
 throw new QueryShardException(context; fail("span prefix query"));
 }  @Override
 public Query distanceFeatureQuery(Object origin; String pivot; SearchExecutionContext context) {
 throw new QueryShardException(context; fail("distance feature query"));