Postmaster issues [delivery temporarily suspended: lost connection]

[Speedster]

What's up with this? A number of my emails are coming back to me

Reporting-MTA: dns; mx4.vodamail.co.za
X-Postfix-Queue-ID: 36BE04D69E
X-Postfix-Sender: rfc822; phillip@pro-events.co.za
Arrival-Date: Tue, 10 Oct 2006 08:53:51 +0200 (SAST)

Final-Recipient: rfc822; grunbus@iburst.co.za
Action: failed
Status: 4.0.0
Diagnostic-Code: X-Postfix; delivery temporarily suspended: lost connection
with localhost[127.0.0.1] while sending MAIL FROM

 

[rabbiddog]

Same here, but all the emails I have sent have gone through but I still get the delivery error :

This is the Postfix program at host mx4.vodamail.co.za.

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

<********@absa.co.za>: delivery temporarily suspended: lost connection with
localhost[127.0.0.1] while sending MAIL FROM

<*******@absa.co.za>: delivery temporarily suspended: lost connection with
localhost[127.0.0.1] while sending MAIL FROM

<******@absa.co.za>: delivery temporarily suspended: lost connection with
localhost[127.0.0.1] while sending MAIL FROM


Attached to the return email:

Reporting-MTA: dns; mx4.vodamail.co.za
X-Postfix-Queue-ID: F1DC09F49
X-Postfix-Sender: rfc822; *****@*****.co.za
Arrival-Date: Tue, 10 Oct 2006 11:01:20 +0200 (SAST)
Content-Type: text/plain

Final-Recipient: rfc822; ******@absa.co.za
Action: failed
Status: 4.0.0
Diagnostic-Code: X-Postfix; delivery temporarily suspended: lost connection
with localhost[127.0.0.1] while sending MAIL FROM

Final-Recipient: rfc822; *****@absa.co.za
Action: failed
Status: 4.0.0
Diagnostic-Code: X-Postfix; delivery temporarily suspended: lost connection
with localhost[127.0.0.1] while sending MAIL FROM

Final-Recipient: rfc822; *****@absa.co.za
Action: failed
Status: 4.0.0
Diagnostic-Code: X-Postfix; delivery temporarily suspended: lost connection
with localhost[127.0.0.1] while sending MAIL FROM