FW: Returned mail: User unknown

-----Original Message-----
From: Mail Delivery Subsystem [mailto:MAILER-DAEMON@phobos.hpl.hp.com] 
Sent: 17 February 2003 14:33
To: ishida@w3.org
Subject: Returned mail: User unknown


The original message was received at Mon, 17 Feb 2003 06:32:52 -0800
(PST) from tux.w3.org [18.29.0.27]

   ----- The following addresses had permanent fatal errors -----
<olu_ibidunni@hpl.hp.com>

   ----- Transcript of session follows -----
... while talking to hplms2.hpl.hp.com.:
>>> RCPT To:<olu_ibidunni@hpl.hp.com>
<<< 550 5.1.1 <olu_ibidunni@hpl.hp.com>... User unknown
550 <olu_ibidunni@hpl.hp.com>... User unknown