Helo,
The mail gateway server of WIV-ISP.BE has put a mail from/to you in the "Dead Letter" quarantaine because it was malformed. This may be because attached files are badly structured in regard to certain standards.
The message has NOT been
Delivered (Quarantained)!!!
From: debian-user-portuguese@lists.debian.org
To:
martine.sabbe@iph.fgov.be
Subject: Returned mail: see transcript for details
You
might contact the e-mail system
administrator.