String original_message_id = aMail.getMessage().getMessageID();
DispositionModifier modifiers[] = {new ModifierError()};
Disposition disposition = new Disposition(new ActionModeAutomatic(),
new SendingModeAutomatic(), new TypeDeleted(), modifiers);
MimeMultipart multiPart = MDNFactory.create(humanText.toString(),
reporting_UA_name, reporting_UA_product, original_recipient,
final_recipient, original_message_id, disposition);