Thanks I'll add that rule !

<p>Running Mercury32 4.52.</p><p>We have started to receive a lot of emails with no subject, to or from address and a blank email.</p><p>The header info shows:</p><p>Received: from spooler by domain.com (Mercury/32 v4.52); 4 Sep 2007 08:03:30 +0100 X-Envelope-To: <validuser@domain.com> Return-path: <cservice.ref5804276982.ib@natwest.com> Received: from host220-124-dynamic.9-79-r.retail.telecomitalia.it (79.9.124.220) by domain.com (Mercury/32 v4.52) ID MG000D7E;    4 Sep 2007 08:03:08 +0100 Received: from cuff.kichimail.com (unknown [102.178.128.24])          by wcom.com with SMTP id Z[10 X-UC-Weight: [#   ] 51 X-CC-Diagnostic: Not Header "Date" Exists (51) X-SPAM: Possible Spam  </p><p>In MercuryS I have set both :</p><p>refuse messages that have NO subject field refuse messages that have NO or empty subject</p><p>Any ideas ??</p><p>Thanks </p><p>  </p>

<p>Looks like the transmission somehow was interrupted. Check SMTP server logs for clues, and if possible switch on detailed logging for a while to get more information.</p><p>And, as usual, make sure there isn't any anti-virus software active that might interfere with Mercury.</p><p>/Rolf  </p>

And add this filter regarding blank emails: <A href="http://community.pmail.com/forums/thread/84.aspx">http://community.pmail.com/forums/thread/84.aspx</A>