Requirements for upgrading Exchange 2010 Beta to RC1 on Windows Server 2008:
Software pre-req.:
- Windows Server 2008, Service Pack 2.
- Windows Remote Management (WinRM) 2.0 and Windows PowerShell V2
Configuration:
sc config NetTcpPortSharing start= auto
Upgrade Order:
1. Mailbox servers
2. CAS & Hub Servers
If you get this error opening Exchange Management Console: ”Initialization Failed – The following error occured when getting role assignment information for <domain>\administrator: The role assignment method, User, isn’t recognized. It was running the command…” , then try removing Administrator account from Exchange Organiztion Administrators Group. Ref.: http://social.technet.microsoft.com/Forums/en-US/exchange2010/thread/375cf88d-4879-4dc9-a522-bcbf6bedc1b0