If you goto http://zone.ni.com/idnet97.nsf/9b2b33e1993d877786256436006ec498/bd22a2bf3d4a5503862569a7007778d7?OpenDocument
you will notice that the driver requires that VISAv2.5 and IVI 1.52 atleast be installed in order for this driver to function. You can download these versions from:
ftp://ftp.ni.com/support/visa/drivers/win32/2.5/
ftp://ftp.ni.com/support/ivi/engine/win32/