Postfix 'bouncing' messages for no apparent reason

[scottthepotter]

I just started to have 1 email account in 1 domain get bounces on all email messages. I am running 9.5.2. The following is the 'bounce' message:

Reporting-MTA: dns; u15343584.onlinehome-server.com
X-Postfix-Queue-ID: EEF91821651F
X-Postfix-Sender: rfc822; scott@scott-ackerman.com
Arrival-Date: Sun, 1 Aug 2010 19:12:05 -0600 (MDT)

Final-Recipient: rfc822; tom@thebarbourranch.com
Original-Recipient: rfc822;tom@thebarbourranch.com
Action: failed
Status: 5.7.1
Diagnostic-Code: x-unix; Message can't be delivered

I have run the mchk utility and restarted the server to no avail.

Here are the log entries for the above referenced message:

Aug 1 19:12:06 u15343584 postfix/cleanup[14000]: EEF91821651F: message-id=<432900329CBD459E892A1F2A950BCA42@scottpc>
Aug 1 19:12:06 u15343584 postfix/qmgr[10180]: EEF91821651F: from=<scott@scott-ackerman.com>, size=2067, nrcpt=1 (queue active)
Aug 1 19:12:06 u15343584 postfix/pipe[14002]: EEF91821651F: to=<tom@thebarbourranch.com>, relay=plesk_virtual, delay=0.54, delays=0.21/0.01/0/0.32, dsn=5.7.1, status=bounced (Message can't be delivered )
Aug 1 19:12:06 u15343584 postfix/bounce[14008]: EEF91821651F: sender non-delivery notification: 7BFBD8C2E568
Aug 1 19:12:06 u15343584 postfix/qmgr[10180]: EEF91821651F: removed

I can find no reason why these messages are getting bounced. Help !?!

 

[quark]

I had the same problem with an email address (1) redirected to another email address (2). The email mailbox (2) was full and I received the same error messages when I tried to send messages to address (1).