We completed a 2003/2010 transition and the 2003 server has been decommissioned and shutdown. I am getting this error when I send an email to a mail-enabled Public folder.
Message delivery to 'domain.org' failed on server MAILSERVER Server: MAILSERVER
A message tracking log entry was generated on server MAILSERVER at 02/01/2010 14:21:09 indicating that a message sent by USER@domain.org could not be delivered to 'domain.org'. Check the status to determine the reason for the failure. Recipients: address@domain.org Status: 554 5.6.0 STOREDRV.Deliver.Exception:ObjectNotFoundException; Failed to process message due to a permanent exception with message The Active Directory user wasn't found.
Exchange 2010 ENT on Server 2008 R2.
Message delivery to 'domain.org' failed on server MAILSERVER Server: MAILSERVER
A message tracking log entry was generated on server MAILSERVER at 02/01/2010 14:21:09 indicating that a message sent by USER@domain.org could not be delivered to 'domain.org'. Check the status to determine the reason for the failure. Recipients: address@domain.org Status: 554 5.6.0 STOREDRV.Deliver.Exception:ObjectNotFoundException; Failed to process message due to a permanent exception with message The Active Directory user wasn't found.
Exchange 2010 ENT on Server 2008 R2.