Carbide Motion Arc EndPoint Error

I’m seeing an odd error when trying to load a gcode file generated in devCad. I haven’t had any issues up to now, but with one specific gcode file I get an “Arc EndPoint Error” when trying to load the file. NCViewer and gSender do not have any issues with the file when running simulations on it. Is this a bug in CarbideMotion? (96.9 KB)

The line in question (and the preceding line) are:


Which if we draw it up is:

So a circle drawn from the upper right corner should pass through the center of both circles:

which when one zooms in:

does not, so the CAM tool in question misses by more then 0.05mm:

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OK, thanks for the detailed explanation Will. I’ll contact the developer of devCad on this.


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