Rich Felker

Here is the file. [chep_flexible_block.stl.txt](https://github.com/Ultimaker/CuraEngine/files/7032235/chep_flexible_block.stl.txt) (not actually text stl but github won't let you upload without adding a .txt extension...)

[skin_edge_bug.gcode.txt](https://github.com/Ultimaker/CuraEngine/files/7032618/skin_edge_bug.gcode.txt)

Thanks! I'll apply this and report back whether it works for me but I would assume it does. Are you confident it doesn't do anything else wrong (like omitting infill...

OK, I've confirmed that this fixes the problem. Thanks! I hope the maintainers will consider merging your PR to close this.

FWIW this bug literally *broke my printer*, in the sense that the teeth of a 3D printed gearbox I use prior to a remote direct drive flex shaft broke after...

No need to apologize - bugs happen. I just want it to get fixed promptly now that it's known (for the second time) so that it doesn't affect anyone else....

Will 5.0 be the switch to Arachne? If so (well even if not, but especially if so) would you at least merge the PR to present mainline so that there...

The one-line patch in the overlooked PR above fixes it. Why not just apply this to mainline??

That's good to know. Does it do it for bridge walls too? Those matter a lot more in some sense for under/over extrusion of the non-bridge part. In any case...

Are you sure it does? From past experience I'm pretty sure it doesn't, and the threshold setting descriptions seem to imply it's not intended to. If needed I can make...