Briefly, this error occurs when Elasticsearch encounters a data type that it doesn’t recognize or support. This could be due to a typo in the data type name, or using a data type that is not supported in the current version of Elasticsearch. To resolve this issue, you should first check the data type you’re trying to use and ensure it’s spelled correctly. If the spelling is correct, check the Elasticsearch documentation to ensure the data type is supported in your version. If it’s not supported, you’ll need to use a different, supported data type.
This guide will help you check for common problems that cause the log ” Invalid data type [{}] provided ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, parser.
Log Context
Log “Invalid data type [{}] provided” class name is ExpressionBuilder.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
String convertDataType = convertTc.dataType().getText().toUpperCase(Locale.ROOT);
DataType dataType;
if (convertDataType.startsWith("SQL_")) {
dataType = DataType.fromOdbcType(convertDataType);
if (dataType == null) {
throw new ParsingException(source(convertTc.dataType()); "Invalid data type [{}] provided"; convertDataType);
}
} else {
try {
dataType = DataType.valueOf(convertDataType);
} catch (IllegalArgumentException e) {
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