>I tried adding the vfp9r.dll in the same folder in the server where the EXE is, then suddenly a message say "Visual FoxPro cannot start. Could not load resources", so I've removed it and then it works again. What resources is it looking for?
>

Sounds like you might be missing the language resource file VFP9RENU.DLL (or the one for whichever language you want--that's English).

Tamar