No, Really — I think that perhaps it is in your best interest to join the Windows Customer Experience Improvement Program.  You wouldn’t want something to happen to your Customer Experience, would you?  That would be very unfortunate.

OK!

Unable to cast object of type ‘Microsoft.SqlServer.Management.Smo.SimpleObjectKey’ to type ‘Microsoft.SqlServer.Management.Smo.Agent.JobObjectKey’. (Microsoft.SqlServer.Smo)

This happened on the workstation which runs Vista x64.  I am trying to use it as my primary workstation, but my RDP session to my XP box is nearly always open.

It’s not really a Vista issue, but it’s fun to blame Vista for everything.

The solution is to install SQL SP2 for the client tools on the computer you get the error from.