Not sure what you're doing, but it sounds like you have a while loop running
continuously to watch your listboxes. Do you have a delay of 100ms or so in
there to stop the while loops consuming all the CPU power and slowing the
machine down?
Simply manipulating an array of references to a few tens of VIs shouldn't
cause a noticeable slowdown.
Eric Poirier
wrote in message
news:3a9e660d@newsgroups.ni.com...
> I have 2 listbox.
> In first, a list of VIs in a path on computer. I select one VI, and then,
> open it with a button. I use invoke node- run vi.
> In the second listbox, I put the name of the VIs who are opened. I want to
> click one of the VI opened and close it by a button. For that, I have to
put
> VI references in an array but its ma
ke computer slow. I don't know how to
do
> this well.
>
> If anyone can explain me or send me an example, it will be appreciated
> Eric
>
>
