Undelivered Mail Returned to Sender

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This is the mail server at host mail65-ash-R.bigfish.com.

I wasn't able to deliver the message you sent to one or more 
destinations.

This error was caused by the mail server at the recipient's end. Please 
contact their email administrator for further information or assistance.

In reporting this error to the recipient be sure to include this entire 
error message as it will help them track down the problem.
 
The error from the recipient's server is listed below as it was 
reported to us:
 
-----------------------------------------------------------------------

<orderform at quailsgate.com>: host 24.71.116.252[24.71.116.252] said: 550 No such
    recipient (in reply to RCPT TO command)
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From: "Evasions F. Asleep" <bioforum at net.bio.net>
Subject: Read:_Windows Xp for 50 bucks
Date: Mon, 05 Jul 2004 20:59:49 -0500
Size: 3122
Url: http://iubio.bio.indiana.edu/bionet/mm/bioforum/attachments/20040706/53ff23c2/attachment.txt