Which LabVIEW versions does the toolkit support?

LabVIEW Toolkit 3.1
has support for National Instruments LabVIEW 6.1 or later, NI-IMAQ 2.5 or later, and IMAQ Vision 6.1 or later.

LabVIEW Toolkit 3.2
has support for National Instruments LabVIEW 7.1 or later, NI-IMAQ 3.1.3 or later, and IMAQ Vision 7.1 or later.