Cut Geometry, Solid form, Void form

[mmolina]

Please see attached .rvt file.
I would like to cut out that shape out of the cone.
I've tried cut geometry, void form.
Any suggestions?
thx
Mark

[mmolina]

NEVERMIND, I figured it out.

[beegee]

Create the void while in sketch mode for the element to be cut, use " Cut Geom " tool, then finish the sketch.