This is an automatically generated Delivery Status Notification.
Delivery to the following recipients failed.
mengmou@hotmail.com
Final-Recipient: rfc822;mengmou@hotmail.com
Action: failed
Status: 5.2.2
Diagnostic-Code: smtp;552 5.2.2 This message is larger than the current system limit or the recipient's mailbox is full. Create a shorter message body or remove attachments and try sending it again.