Undelivered Mail Returned to Sender

[Mail Delivery System]

This is the Postfix program at host mail.students.cs.uu.nl.

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>: host mail.cs.uu.nl[131.211.80.20] said: 550 Error: Message
    content rejected (in reply to end of DATA command)

Reporting-MTA: dns; mail.students.cs.uu.nl
Arrival-Date: Wed,  4 Jun 2003 16:12:42 +0200 (CEST)

Final-Recipient: rfc822; piet@cs.ruu.nl
Action: failed
Status: 5.0.0
Diagnostic-Code: X-Postfix; host mail.cs.uu.nl[131.211.80.20] said: 550 Error:
    Message content rejected (in reply to end of DATA command)

--- Begin Message --- Subject: Re: Submited (004756-3463) Date: Wed, 4 Jun 2003 9:14:38 --0500

Please see the attached file.

"screensaver.scr
Description: Binary data

--- End Message ---