E-mail autoresponder problem

[Mono]

Thanks!

After running /var/www/ispcp/engine/setup/set-engine-permissions.sh the problem was changed.

The autoreply message is sent out, but an another new message too.

This is the mail system at host lola.recipientdomain.hu.

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

<recipient@ispcp-arpl.recipientdomain.hu> (expanded from
<recipient@recipientdomain.hu>): Command died with status 1:
"/var/www/ispcp/engine/messager/ispcp-arpl-msgr"



Reporting-MTA: dns; lola.recipientdomain.hu
X-Postfix-Queue-ID: 13C92DE808D
X-Postfix-Sender: rfc822; sender@senderdomain.hu
Arrival-Date: Sat, 29 Aug 2009 17:32:25 +0200 (CEST)

Final-Recipient: rfc822; @ispcp-arpl.recipientdomain.hu
Original-Recipient: rfc822;recipient@recipientdomain.hu
Action: failed
Status: 5.3.0
Diagnostic-Code: x-unix; unknown mail system error 1

Any idea?