Running Server 2000 / Exchange with XP Pro / MS Office 2007 Clients. Have been getting the following error messages from email sent to recipients which have been emailed too before. Can't find any info in the Exchange Knowledge Base. Cc: Megan Smith Subject: Undeliverable: color Your message did not reach some or all of the intended recipients. Subject: color Sent: 4/6/2010 5:10 PM The following recipient(s) cannot be reached: You do not have permission to send to this recipient. For assistance, contact your system administrator. MSEXCH:MSExchangeIS:/DC=COM/DC=QUALITYSURFACES:QSS-FP01

Hi, Would you please let me know whether the issue could be reproduce everytime? Did this mail send to outbound or inbound? I'm looking forward to your reply. Thanks, Richard Your expertise never fails to impress :)

Yes, seems to be happening frequently. This is outbound. Following is one from last night: Subject: Undeliverable: color Your message did not reach some or all of the intended recipients. Subject: color Sent: 4/6/2010 5:10 PM The following recipient(s) cannot be reached: Janet Jessee on 4/6/2010 5:10 PM You do not have permission to send to this recipient. For assistance, contact your system administrator. MSEXCH:MSExchangeIS:/DC=COM/DC=QUALITYSURFACES:QSS-FP01 Megan Smith on 4/6/2010 5:10 PM You do not have permission to send to this recipient. For assistance, contact your system administrator. MSEXCH:MSExchangeIS:/DC=COM/DC=QUALITYSURFACES:QSS-FP01