안녕하세요..
Nmail 서버에서 지원하는 메일링으로 메일링을 발송했거든요..그런데 2000통중에 한 한 800여 통이 리턴되서 돌아왔는데요..그중 제많은 리턴메일올렸습니다..뭐가 문제가 있나요..

리턴메세지

Error Message : Data Null

-- You SendMail --

>> Received: from jungho (211.63.130.101)
>> by eroclick.co.kr (211.63.130.100) with [Nmail V3.2 20020608(S)]
>> for <****@****> from <****@****>;
>> Wed, 14 May 2003 13:57:36 +0900
>> Message-ID: <006801c319d5$560a4d30$****@****>
>> From: "easy12" <****@****>
>> To: <****@****>
>> Subject: =?ks_c_5601-1987?B?vsiz58fPvLy/5CDIuL/4tNQhIL+ht87FrLivwMwgyK4gudmyvL3A?=
>> =?ks_c_5601-1987?B?tM+02S4=?=
>> Date: Wed, 14 May 2003 13:57:35 +0900
>> MIME-Version: 1.0
>> Content-Type: multipart/related;
>> type="multipart/alternative";
>> boundary="----=_NextPart_000_0064_01C31A20.C5C6ED90"
>> X-Priority: 3
>> X-MSMail-Priority: Normal
>> X-Mailer: Microsoft Outlook Express 6.***-****-****
>> X-MimeOLE: Produced By Microsoft MimeOLE V6.***-****-****