empty toolpath

[fernandomurciaf]

hi, im trying to generate my nc code but it give me the error empty toolpath. i attach the file to see if someone find the error.

[HughesTooling]

The main problem is you selected the contour at the top of the part. If you slect the bottom edge it will generate but not sure the toolpath is what you'll want

[fernandomurciaf]

ok now the problem is that it  cut through all the box and i only want to cut the coupling i design.

[HughesTooling]

2d profile with ramp?

Mark