Hm, somehow it works now. It seems that I forgot to reboot the system after giving me permission to my partition.

Anyway, thanks for your help.

Hallo there, having exactly the same troubles while installing "nl2k_v4_resample_NH.nl2" and I have already tried a lot of things as deactivating UAC, giving me permission for my whole disk and compatibility modes. I even placed the installer outside the two program-directories, with no re...