Subject: Undeliverable mail: Mail System Error - Returned Mail

From: <[email-masked]>
Date: Sat, 13 May 2006 07:21:43 +0700

Failed to deliver to [email-masked]'
SMTP module(domain atc.creative.com) reports:
 host gw-mx3.cli.creative.com says:
 550 <[email-masked]>: Recipient address rejected: No such user ([email-masked])