Hi Craig -
I'm sorry you're having trouble getting things installed. To make sure I clearly understand your troubles, I'm going to ask a couple of questions.
Your first issue is that you can't get the LabVIEW Toolkit for LEGO MINDSTORMS NXT (hereafter called the NXT Toolkit) to install on your PowerBook, which is running Mac OS X 10.4.10. What version of LabVIEW do you have installed on that PowerBook? I can't remember all the details of the different Apple computer models -- does yours have a PowerPC or Intel processor?
Your second question is whether the NXT Toolkit will run on Leopard, or Mac OS X 10.5. We have not fully tested the NXT Toolkit on 10.5, but with the fiddling around I've done, I know it won't work "straight out of the box," so to speak. I'm not aware of any immediate plans to release a patch for the toolkit, but thanks for letting us know you are interested. We're constantly evaluating the demand for a new version of the toolkit, and posts like yours help us gauge what our customers are interested in.
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James Blair
NI R&D