[TYPO3] Mailing List Errors - WHY?

[Andreas Becker]

Why am I getting these error messages. Whe I check the Mails went thru to
the list.

----------------------------
This is the mail system at host lists.netfielders.de.

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 mail system

<typo3-english at lists.netfielders.de>: mail forwarding loop for
   typo3-english at lists.netfielders.de

Final-Recipient: rfc822; typo3-english at lists.netfielders.de
Original-Recipient:
rfc822;typo3-english at lists.netfielders.de<rfc822%3Btypo3-english at lists.netfielders.de>
Action: failed
Status: 5.4.6
Diagnostic-Code: X-Postfix; mail forwarding loop for
   typo3-english at lists.netfielders.de
---------------------------------------

-- 
Thanks a lot!
Greetings from ICT Innovation Paradise
Andi

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