> a program was originally developed in version 5.1, now I made some
> modification(very simple) under version 6, but
> when I run it under version 5.1, it says there is some resource not
> available, how can I solve this problem?
>
The File menu has an item to Save with Options...
This dialog will let you save a LV6 VI for LV5.x.
If you know or can find the VIs that have been
saved in 6.0, you can save them to be compatible
with 5.x.
Greg McKaskle