I logged into the account by creating a new profile for that user. The attempted emails had errored with the following message: (Note that I have replaced our domain with the word DOMAIN and the email username with USER). I cannot send it to the DOMAIN\USER but I can send it to USER or
Your message did not reach some or all of the intended recipients.
Sent: 11/22/2006 6:30 PM
The following recipient(s) could not be reached:
DOMAIN\USER on 11/22/2006 6:30 PM
The e-mail account does not exist at the organization this message was sent to. Check the e-mail address, or contact the recipient directly to find out the correct address.