The left arrow on your picture is black, which means you tapped on the word "internal". That just selects the drive (for copying purposes). To see the files you need to tap on the arrow itself, which then starts pointing down while it displays all the files.
Does this not work in a virtual enironment ?
Nokia N810 FW version 5.2008.43-7
iPad 2 (iOS 4.3.2) Macbook Pro (10.6.6)
Nokia 5800 phone FW 62.0.0125