What happens when VFP 8 is installed on the machine and you run the app from the command window or project manager?

>I have a case where an exe compiled in VFP 8.0 SP1 is giving this error when I try to run on a couple of win2000 machines...
>
>The exe will not continue, and the log file contains the following info:
> Fatal error: Exception code=C0000005 @ 03/04/04 11:45:13 AM. Error log file: K:\ub\VFP8Rerr.log
>
>I have the 8.0 sp1 files in the application folder
> msvcr70.dll
> gdiplus.dll
> vfp8r.dll
> vfp8renu.dll
>
>These machines both have 6.0 sp3 runtimes installed and will run app files compiled in 8.0?
>
>Let me know if I can include any other details that may help...