Help with machining know how

I've just attempted my first use of machining know how on a feature that I frequently use: I small keyhole shape.  It appears to find the geometry, but it's excluded due to some criteria that I don't know how to fix.  Would someone please help fast track me into full understanding how to do this? here is a link to the 3dxml, the second link is the know how cellhttps://polycase1-my.sharepoint.com/:u:/g/personal/dfrench_polycase_com/IQBkjsgNlFc3QZ8DSchSmzi-Ab9FF7WUk26hJ7zsiZr2UV4?e=GdfhUQ

https://polycase1-my.sharepoint.com/:u:/g/personal/dfrench_polycase_com/IQAP_fG5LDSJS7YSVwRIzCJGAdRP58KMTqDSWnfVj5kFwzM?e=0uhIya