Thanks Paul,

I now have a new error: "Server was unable to process request ----> HRESULT: 0xC0000005"

I think these are notorious...

>
>I'm guessing that IIS is running under 64-bit mode. I (think) that may cause the problem you're seeing. Take a look at this link to see how to switch it:
>
>http://support.microsoft.com/kb/894435