Returned mail: User unknown

[Mail Delivery Subsystem <MAILER-DAEMON@aol.com>]

The original message was received at Sat, 6 Sep 2003 01:57:21 -0400 (EDT)
from user222.net689.va.sprint-hsd.net [65.41.110.222]


*** ATTENTION ***

Your e-mail is being returned to you because there was a problem with its
delivery.  The address which was undeliverable is listed in the section
labeled: "----- The following addresses had permanent fatal errors -----".

The reason your mail is being returned to you is listed in the section
labeled: "----- Transcript of Session Follows -----".

The line beginning with "<<<" describes the specific reason your e-mail could
not be delivered.  The next line contains a second error message which is a
general translation for other e-mail servers.

Please direct further questions regarding this message to your e-mail
administrator.

--AOL Postmaster



   ----- The following addresses had permanent fatal errors -----
<shop@aol.com>

   ----- Transcript of session follows -----
... while talking to air-xm02.mail.aol.com.:
>>> RCPT To:<shop@aol.com>
<<< 550 MAILBOX NOT FOUND
550 <shop@aol.com>... User unknown
Reporting-MTA: dns; rly-xm01.mx.aol.com
Arrival-Date: Sat, 6 Sep 2003 01:57:21 -0400 (EDT)

Final-Recipient: RFC822; shop@aol.com
Action: failed
Status: 5.1.1
Remote-MTA: DNS; air-xm02.mail.aol.com
Diagnostic-Code: SMTP; 550 MAILBOX NOT FOUND
Last-Attempt-Date: Sat, 6 Sep 2003 01:57:36 -0400 (EDT)
Received: from  BARBARA (user222.net689.va.sprint-hsd.net [65.41.110.222]) by rly-xm01.mx.aol.com (v95.1) with ESMTP id MAILRELAYINXM13-5e93f597741cf; Sat, 06 Sep 2003 01:57:21 -0400
From: <poloil-resources@mail.la.utexas.edu>
To: <shop@AOL.COM>
Subject: Thank you!
Date: Sat, 6 Sep 2003 1:57:10 --0500
X-MailScanner: Found to be clean
Importance: Normal
X-Mailer: Microsoft Outlook Express 6.00.2600.0000
X-MSMail-Priority: Normal
X-Priority: 3 (Normal)
MIME-Version: 1.0
Content-Type: multipart/mixed;
	boundary="_NextPart_000_01966DE6"
X-AOL-IP: 65.41.110.222
X-AOL-SCOLL-SCORE: 0:XXX:XX
X-AOL-SCOLL-URL_COUNT: 0
Message-ID: <200309060157.5e93f597741cf@rly-xm01.mx.aol.com>