리턴 메시지 자체는 DBProcess Error 라고 남아있어 DB에 쓰지 못해서 오류가 났다는 것 이외의 다른 원인을 알 수가 없습니다.

-------------------- Original message --------------------

※ 필수입력정보 ※

▷ 제품버젼 : ver4.5 .net

▷ 오류발생 메뉴/주소 : 네이버에서 namil로 발송시 오류

▷ 에러메세지 :

[Error Message]
Mail Address : <****@****>
DBProcess Error


>> ReTryCount:0
>> ReTryDate:20170803092548
>> MAIL FROM:<****@****>
>> RCPT TO:<****@****>
>> CONNECTIP:<125.209.239.214>
>> IPCHECK:
>> Mail_Kind:1
>> x-nmail-delimiter: NMAIL_DELIMITER
>> received-SPF: NONE
>> Received: from cvsmtppost028.nm.naver.com (125.209.239.214)
>>     by meditong.com (172.27.0.28) with [NMail4 Ver4.5.0.2]
>>     for <****@****> from <****@****>;
>>     Thu, 03 Aug 2017 09:25:48 +0900
>> X-Nmail4-RBL: NONE
>> X-Naver-CIP: 121.190.152.224
>> Received: from cvsendbo06.nm ([10.112.86.62])
>>   by cvsmtppost028.nm.naver.com with ESMTP id K2exwJYcSKmkERwVVNy7Dg
>>   for <****@****>;
>>   Thu, 03 Aug 2017 00:25:48 -0000
>> X-Session-ID: KiPZUnsKSD2BXy45dz9tew
>> MIME-Version: 1.0
>> Message-ID: <****@****>
>> Date: Thu, 03 Aug 2017 09:25:48 +0900
>> From: =?utf-8?B?6rmA7Jqp7ISd?=<****@****>
>> Reply-To: =?utf-8?B?6rmA7Jqp7ISd?=<****@****>
>> In-Reply-To: <****@****:8180>
>> References: <****@****:8180>
>> Importance: normal
>> To: =?utf-8?B?6rmA7Jqp7ISd?=<****@****>
>> Subject: =?utf-8?B?UkU6IO2FjOyKpO2KuA==?=
>> X-Originating-IP: 121.190.152.224
>> Content-Type: multipart/alternative;
>>     boundary="-----Boundary-WM=_7fe783931700.1501719948405"

================ Message Truncated ================

▷ 질문내용 : 위와 같이 리턴되는 이유는 어떤문제인가요?