I had the same issue and that did in fact fix the problem
Have you tried running the installer as administrator?
i followed the intructions to installing winSCP but what shows up is:
Setup was unable to create the directory "C:\Program Files(x86)\WinSCP".
Error 5: Acsess is denied
im tryin ma hardest to get ROMS for ipod touch and need your assistance immeadieately