<div style="font-family: Verdana; font-size: 12px;">I supposed it was a known bug....but it seems to be unknown to google!<br>I looked for "outlook duplicate message-id" in various forms....no result!<br><div><br>
<table border="1" cellspacing="0">
<tbody><tr>
<td align="right"><a target="_blank" href="http://www.sonicle.com">
<img src="http://www.sonicle.com/images/mailcard.jpg" wid="" th="350" border="0" height="45"></a></td>
</tr>
<tr>
<td align="right">
<font size="1" face="Arial">
Gabriele Bulfon - Sonicle S.r.l.<br>
Tel +39 028246016 Int. 30 - Fax +39 028243880<br>
Via Felice Cavallotti 16 - 20089, Rozzano - Milano - ITALY<br>
<a href="http://www.sonicle.com">http://www.sonicle.com</a>
</font>
</td>
</tr>
</tbody></table></div><tt><br><br><br>----------------------------------------------------------------------------------<br><br>Da: Sebastian Hagedorn <Hagedorn@uni-koeln.de><br>A: Gabriele Bulfon <gbulfon@sonicle.com> <br>Cc: info-cyrus@lists.andrew.cmu.edu <br>Data: 7 maggio 2009 15.45.24 CEST<br>Oggetto: Re: misterious duplicate message-id<br><br></tt><blockquote style="border-left: 2px solid rgb(0, 0, 128); margin-left: 5px; padding-left: 5px;"><tt>--On 7. Mai 2009 13:13:24 +0200 Gabriele Bulfon <gbulfon@sonicle.com> wrote:
<br>
<br>> as a follow up to my "finding by message id" message, I found the reason
<br>> why that message was silently discarded: for 3 times that Outlook user
<br>> could send an email with the exact same message-id generated by Outlook!
<br>> How is it possible?!
<br>
<br>That's a known Outlook bug. I don't recall the precise circumstances, but
<br>I've seen that again and again.
<br>--
<br> .:.Sebastian Hagedorn - RZKR-R1 (Gebäude 52), Zimmer 18.:.
<br> .:.Regionales Rechenzentrum (RRZK).:.
<br>.:.Universität zu Köln / Cologne University - ? +49-221-478-5587.:.
<br> .:.:.:.Skype: shagedorn.:.:.:.<br><br><br><br><br><br></tt></blockquote></div>