Delivery Status Notification (Failure)

From: Mail Delivery System <hidden>
Date: 2007-08-03 06:22:16 

The following message to [off-list ref] was undeliverable.
The reason for the problem:
5.1.0 - Unknown address error 550-'RCPT TO:[off-list ref] User unknown'
Related discussions
Keyboard shortcuts
hback out one level
jnext message in thread
kprevious message in thread
ldrill in
Escclose help / fold thread tree
?toggle this help