I haven't tried this but I believe if you use COM+ you can can get that 'intermediary 64 bit process' which handles the isolation and marshaling down to 32 bit.

+++ Rick ---

>Hi all,
>
>We call several VFP COM DLL (32 bit, of course) from MS Office (32 bit). Now, with MS Office 64 bit, it's not possible anymore, we can't access 32 bit code from a 64 bit process, period.
>
>There is a good article here (http://blog.mattmags.com/2007/06/30/accessing-32-bit-dlls-from-64-bit-code/) about interprocess communication (IPC). Has anyone already tried these methods with VFP?