jessierow No matter what overhang angel I set (from 0-90), no support is generated at all possible hole.I used repetier host (cura engine) quite a lot in these 2 years but have never seen that. Anything wrong in setting?
Repetier Maybe bad settings in cura settings for support. Tested with 60°, 15% fill, 0.7 xy distance and 0.15 z distance worked for me.