Undelivered Mail Returned to Sender

[Mail Delivery System]

This is the Postfix program at host set.mh.ru.

I'm sorry to have to inform you that your message could not
be delivered to one or more recipients. It's attached below.

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 attached returned message.

			The Postfix program

<1372289021.20060123104537 at nsmz.mh.ru>: host 192.168.100.79[192.168.100.79]
    said: 554 5.4.6 Hop count exceeded - possible mail loop (in reply to end of
    DATA command)
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From: thaine declan <csspc at lug-owl.de>
Subject: ??????????? ??????
Date: Tue, 22 Nov 2011 18:04:33 +0600
Size: 5324
URL: <http://lug-owl.de/pipermail/csspc/attachments/20111122/1c276772/attachment.mht>