Briefly, this error occurs when you’re trying to use a field in Elasticsearch that is not supported or recognized. This could be due to a typo in the field name, or the field might not exist in the index mapping. To resolve this issue, you can check the field name for typos, ensure the field exists in the index mapping, or add the field to the index mapping if it’s missing. Also, ensure that the field is compatible with the operation you’re trying to perform.
This guide will help you check for common problems that cause the log ” Unsupported field [” + parameterName + “] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: .
Log Context
Log “Unsupported field [” + parameterName + “]” class name is Script.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
type = ScriptType.STORED;
} else {
throw new ElasticsearchParseException("Value must be of type String: [" + parameterName + "]");
}
} else {
throw new ElasticsearchParseException("Unsupported field [" + parameterName + "]");
}
}
if (script == null) {
throw new ElasticsearchParseException(
"Expected one of [{}] or [{}] fields; but found none";
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