Outlook 2007 crashes or you cannot access OOF settings after you install a package that contains the .NET Framework 3.5 with SP1 and the .NET Framework 2.0 with SP2 on an Exchange 2007 Client Access server or on an Exchange 2010 Client Access server
http://support.microsoft.com/kb/958934/en-us
Outlook 2007 crashes or you cannot access OOF settings after you install a package that contains the .NET Framework 3.5 with SP1 and the .NET Framework 2.0 with SP2 on an Exchange 2007 Client Access server or on an Exchange 2010 Client Access server
http://support.microsoft.com/kb/958934/en-us