>>>What version of the ODBC driver? I've got 2.0 on my machine but haven't configured it yet.
>>
>>Version 2.06.10.13. What file [DLL?] is the MSAPISP3 in? Would it help for me to see what version of that I have?
>
>I've got 2.01.30.21 of the ODBC driver. So I'll hunt for a later driver. MSAPISP32.EXE is version 5.5.2803.0 (SP3)

What I do have is disconcerting. I found MAPISP32.EXE in 2 places:

In C:\Program Files\Common Files\System\Mapi\1033\95, I have the same version as you list. But in C:\Windows\System, I have version 4.00834.839. Which one does Windows use?