What's this error mean?

I tried deleteing and scanning, both to no avail.

Blaine

---------- Forwarded message ----------
Date: Sun, 20 Jul 1997 04:10:25 -0500
From: "L-Soft list server at Texas A&M University (1.8c)"
     <[log in to unmask]>
To: Blaine Thompson <[log in to unmask]>
Subject: SEX-L: error report from AOL.COM

The enclosed mail file has been identified as a delivery error for list
SEX-L because it was sent to the reserved 'owner-sex-l' mailbox.

------------------------------ Message in error -------------------------------
Received: from emin09.mail.aol.com (emin09.mx.aol.com [198.81.11.58])
        by postal.tamu.edu (8.8.5/8.8.5) with ESMTP id EAA03869
        for <[log in to unmask]>; Sun, 20 Jul 1997 04:10:24 -0500 (CDT)
Received: (from root@localhost)
          by emin09.mail.aol.com (8.8.5/8.8.5/AOL-2.0.0)
          id FAA19441 for [log in to unmask];
          Sun, 20 Jul 1997 05:09:51 -0400 (EDT)
Date: Sun, 20 Jul 1997 05:09:51 -0400 (EDT)
Message-Id: <[log in to unmask]>
From: [log in to unmask]
Subject: Returned Mail: Undeliverable
To: [log in to unmask]


The mail you sent could not be delivered to:
550 [log in to unmask] will not accept this message from you

The text you sent follows:

>From [log in to unmask]  Sun Jul 20 04:38:45 1997
Return-Path: <[log in to unmask]>
Received: from mx03.netaddress.usa.net ([204.68.24.12])
          by emin39.mail.aol.com (8.8.5/8.8.5/AOL-4.0.0)
          with SMTP id EAA03036 for <[log in to unmask]>;
          Sun, 20 Jul 1997 04:38:44 -0400 (EDT)
Received: (qmail 9578 invoked by uid 0); 20 Jul 1997 08:37:46 -0000
Received: from 128.194.103.24 (128.194.103.24) by mx03 via mtad (2.3)
        id mx03-BgTilQ0514; Sun, 20 Jul 1997 02:37:44 -0600 (MDT)
Received: from postal (postal.tamu.edu [128.194.103.24])
        by postal.tamu.edu (8.8.5/8.8.5) with ESMTP id DAA00571;
        Sun, 20 Jul 1997 03:37:33 -0500 (CDT)
Received: from LISTSERV.TAMU.EDU by LISTSERV.TAMU.EDU (LISTSERV-TCP/IP release
          1.8c) with spool id 1872900 for [log in to unmask]; Sun, 20 Jul
          1997 03:37:30 -0500
Received: from brickbat9.mindspring.com (brickbat9.mindspring.com
          [207.69.200.12]) by postal.tamu.edu (8.8.5/8.8.5) with ESMTP id
          DAA00556 for <[log in to unmask]>; Sun, 20 Jul 1997 03:37:28 -0500
          (CDT)
Received: from mech-s (ip37.phoenix2.az.pub-ip.psi.net [38.12.228.37]) by
          brickbat9.mindspring.com (8.8.5/8.8.5) with SMTP id EAA06224 for
          <[log in to unmask]>; Sun, 20 Jul 1997 04:37:26 -0400 (EDT)
X-Sender: [log in to unmask]
X-Mailer: Windows Eudora Pro Version 2.2 (32)
Mime-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Message-ID:  <[log in to unmask]>
Date:         Sun, 20 Jul 1997 01:39:52 -0700

[...]