protected void invalid(String suffixMessage) throws InvalidDataTypeException {
		String message = getDefaultInvalidMessage();
		if (suffixMessage != null && !suffixMessage.isEmpty()) {
			message += " " + suffixMessage;
		}
		throw new InvalidDataTypeException(message);
	}
Throws an InvalidDataTypeException with a default message indicating the data type 
and address where it is invalid that is followed by the suffixMessage passed to this 
method.

@param suffixMessage the message to append to the default message
@throws InvalidDataTypeException which has the message
Ghidra/Features/MicrosoftCodeAnalyzer/src/main/java/ghidra/app/cmd/data/AbstractCreateDataTypeModel.java