Undelivered Mail Returned to Sender

[Mail Delivery System]

This is the Postfix program at host cyrus.hell.org.

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

<address@hidden>: user unknown. Command output: signup: Mailbox does not exist
    _

Reporting-MTA: dns; cyrus.hell.org
Arrival-Date: Thu,  3 Jul 2003 07:09:19 -0700 (PDT)

Final-Recipient: rfc822; signup@hell.org
Action: failed
Status: 5.0.0
Diagnostic-Code: X-Postfix; user unknown. Command output: signup: Mailbox does
    not exist _

--- Begin Message --- Subject: Re: Movie Date: Thu, 3 Jul 2003 16:19:02 +0200

Please see the attached zip file for details.

"your_details.zip
Description: Zip compressed data

--- End Message ---