On_Brep::AreaMassProperties function cashed.
attechment is the test 3dm file
14.rar (940.2 KB)

Where did the surface come from?

I’ve reported this as a bug - thanks.

– Dale

This is a very poor surface. Look around the toe - I am sure this is why mass properties calculations are failing. You might consider trimming off the end and rebuilding it.

thanks ,dale ,this surface come from reverse engineering