Dave,
You need it, because VFP needs it to keep your app from crashing when it shuts down. *s*
The working machines probably have that DLL from their IE4 install, the non-working machines are likely to be missing the DLL. At least this is a common cause of the C0..5 crashes on different machines.
>If I'm not using COM components or ActiveX controls then *why* do I need the DCOM98 file???