Since it's a 64bit machine - doesn't it have to run in 32-bit compatibility mode? ..maybe that's the problem...?

>Hi,
>
>A customer reports that he get an error when running the VFP 9 SP1 app on Windows 2008 64-bit.
>

>programname.exe is not a valid Win32 application
>

>
>Strange thing is that there is another .EXE file built with the same compiler (VFP 9 SP1) and that one runs fine.
>
>What could be causing the problem?
>
>TIA.