New KB articles at Microsoft in the week ending 12/30/09
Here is a list of all KB articles released in the past week that apply to Exchange Server 2007, Exchange Server 2010, and/or Forefront Security for Exchange Server.
Exchange Server 2007
977964 Error message occurs when you move a mailbox from an Exchange Server 2003 server to an Exchange Server 2007 or Exchange Server 2010 server