Try adding a cap holes component to the cylinder. Also, it's not necessary to feed the circle into the B input of the cylinder... although that shouldn't be affecting the boolean difference.
On Mar 9, 3:41 pm, tomot <[email protected]> wrote: > I have had no luck searching this topic. I'm trying to do a simple > Boolean operation in GH. > without the desired results. I don't know how to proceed, without some > help. TIA! > > http://groups.google.com/group/grasshopper3d/web/BooleanBoxCyl.png?hl=en
