You need the "Intersections in Layer Combinations" Goodie.
Download and Install the Goodie from Graphisoft's website:
http://www.graphisoft.com/downloads/goodies/index.html
After you've done this, re-apply the Hotfix for your current build to complete the installation. It should appear as a new item in the Options Menu after you re-launch.
Think Like a Spec Writer
AC4.55 through 27 / USA AC27-6000 USA
Rhino 8 Mac
MacOS 14.6.1