Failed to find queryFieldType field fieldName – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 7.4-7.6

Briefly, this error occurs when Elasticsearch is unable to locate a field specified in a query. This could be due to a typo in the field name, the field not existing in the index, or the field not being mapped correctly. To resolve this issue, you can check the field name for typos, ensure the field exists in the index, or verify the field mapping in the index settings. If the field doesn’t exist, you may need to add it to your index or adjust your query to target an existing field.

This guide will help you check for common problems that cause the log ” failed to find ” + queryFieldType() + ” field [” + fieldName + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index, query.

Log Context

Log “failed to find ” + queryFieldType() + ” field [” + fieldName + “]” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 final MappedFieldType fieldType = context.fieldMapper(fieldName);
 if (fieldType == null) {
 if (ignoreUnmapped) {
 return new MatchNoDocsQuery();
 } else {
 throw new QueryShardException(context; "failed to find " + queryFieldType() + " field [" + fieldName + "]");
 }  return buildShapeQuery(context; fieldType);


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