What OS are you running on when you test the NTFS remote drive? Try the code sample that comes with my DriveInformation class. Does it return 0, too?

Vlad

>You are right, the problem is with a networked volume (of a server).
>
>And GetLastError() returns 0.
>
>You can see the code in a reply to George Tasker.
>
>Any ideas?