>>>Attach a net volume.
>>>Execute VFP in administrator mode.
>>>GETFILE()
>>>
>>>VFP doesn't see the net volume.
>>>
>>>Work on Windows 7.
>>>A windows 10 bug ?
>>
>>I have no idea what the net volume is. Do you mean a mapped drive? Use UNC paths, this works at least with 8.1. No idea of 10, will skip it.
>
>yes, mapped drive.
>
>>Have you tested sednas getfile equivalent?
>
>Getfile() is an example. The whole process does not see the mapped drives

Sedna uses an other way / interface to query the file system. (AKA newer style). That's the reson for my question.

if you directly enter the drive letter via CD, will it fail?

Not that I can help, it's just the POV I see.