Briefly, this error occurs when Elasticsearch tries to parse an email field in a document, but finds it empty. This could be due to incorrect data input or a bug in the data ingestion process. To resolve this issue, you can ensure that the email field is not empty before indexing the document. Alternatively, you can modify your Elasticsearch mapping to allow null values for the email field. Lastly, you can handle this error in your application code, by setting a default value for the email field when it’s empty.
This guide will help you check for common problems that cause the log ” could not parse email. empty [{}] field ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “could not parse email. empty [{}] field” class name is Email.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
} else if (parser.currentToken() == XContentParser.Token.START_OBJECT) {
while ((token = parser.nextToken()) != XContentParser.Token.END_OBJECT) {
if (token == XContentParser.Token.FIELD_NAME) {
currentFieldName = parser.currentName();
} else if (currentFieldName == null) {
throw new ElasticsearchParseException("could not parse email. empty [{}] field"; bodyField);
} else if (Email.Field.BODY_TEXT.match(currentFieldName; parser.getDeprecationHandler())) {
email.textBody(parser.text());
} else if (Email.Field.BODY_HTML.match(currentFieldName; parser.getDeprecationHandler())) {
email.htmlBody(parser.text());
} else {
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