Aha. Finally, some posts regarding the Visual Studio 2008, .NET Framework 3.5 and Mappoint 2006 issue. Where you are getting "Cross-threaded operation not permitted" or other failures when trying to load mappoint on a windows form on a Vista machine.

I have tried the solutions listed in these links and they work! Hooray, my application winforms which uses mappoint 2006 on the workstation now functions for my users.

Here are the links for everyone else

The Blog Entry
mappoint Re: Visual Studio 2008 And Mappoint problem

The Fix, due to NCOMPAT bit being set in the excutable
I'm just sayin' : NXCOMPAT and the C# compiler

Hope this helps everyone looking around.

Jovo