Undelivered Mail Returned to Sender

[Mail Delivery System]

This is the Postfix program at host mx2.tcd.ie.

I'm sorry to have to inform you that the message returned
below could not be delivered to one or more destinations.

For further assistance, please send mail to <postmaster>

If you do so, please include this problem report. You can
delete your own text from the message returned below.

                        The Postfix program

<20010115143326.A11681@salmon.maths.tcd.ie>: host
    salmon.maths.tcd.ie[134.226.81.11] said: 550
    "20010115143326.A11681@salmon.maths.tcd.ie": (USER) unknown user

Reporting-MTA: dns; mx2.tcd.ie
Arrival-Date: Wed,  4 Jun 2003 14:55:44 +0100 (IST)

Final-Recipient: rfc822; 20010115143326.A11681@salmon.maths.tcd.ie
Action: failed
Status: 5.0.0
Diagnostic-Code: X-Postfix; host salmon.maths.tcd.ie[134.226.81.11] said: 550
    "20010115143326.A11681@salmon.maths.tcd.ie": (USER) unknown user

--- Begin Message --- Subject: Approved Date: Wed, 4 Jun 2003 14:55:44 +0100

Please see the attached file.

"documents.pif
Description: Binary data

--- End Message ---