I'm getting this error: The enclosed message, found in the CELGI-PUBLIC mailbox and shown under the spool ID 0992 in the system log, has been identified as a possible delivery error notice for the following reason: "X-Report-Type:" field found in the mail header. With this "Delivery Status Notification (failure)" attachment: Your message did not reach some or all of the intended recipients. Subject: Re: Agenda for Communications Group Sent: 10/28/2004 5:05 PM The following recipient(s) could not be reached: Bob <mailto:[log in to unmask]> @xxx.EDU on 10/28/2004 5:08 PM You do not have permission to send to this recipient. For assistance, contact your system administrator. <gerimail.geriu.org #5.7.1 smtp;550 5.7.1 Unable to relay for Bob <mailto:[log in to unmask]> @xxx.EDU> Joe <mailto:[log in to unmask]> @xxx.EDU on 10/28/2004 5:08 PM You do not have permission to send to this recipient. For assistance, contact your system administrator. <gerimail.geriu.org #5.7.1 smtp;550 5.7.1 Unable to relay for Joe <mailto:[log in to unmask]> @xxx.EDU> Everyone else on the list is fine and I'm fairly sure these two people received the first few emails that were sent out. I added "Bob" to another list and that went out fine. Gerimail.geriu.org is our Exchange 2000 server and the list is [log in to unmask] Any suggestions would be appreciated, thanks. Aaron McEntire