Mail bounced back with the attached error. No such user is there in the Domain.How can i troubleshoot this.
From: System Administrator
Sent: Wednesday, June 25, 2008 10:34 AM
To: CN=Sudh S\0ADEL:0434641a-f5e2-4588-a8d8-c3bc1610e492,CN=Deleted Objects,DC=Development,DC=Group,DC=co,DC=uk
Subject: Undeliverable:distribution for the month
Your message did not reach some or all of the intended recipients.
Subject: distribution for the month
Sent: 6/25/2008 10:33 AM
The following recipient(s) could not be reached:
CN=Sudh S\0ADEL:0434641a-f5e2-4588-a8d8-c3bc1610e492,CN=Deleted Objects,DC=Development,DC=Group,DC=co,DC=uk on 6/25/2008 10:33 AM
The message could not be delivered because the recipient's destination email system is unknown or invalid. Please check the address and try again, or contact your system administrator to verify connectivity to the email system of the recipient.