A contour with no height
UnverifiedThe encoding is confirmed by the reference programs, but no file of ours in this shape has been run on a machine. Produced with a warning, refused in strict mode.
What the converter says
the contour gives no height, so it is read as a cut right through the panel
What triggers it
A contour's cutting depth is written as the height of material left standing beneath it. This contour gives no height, so it has been read as a cut right through the panel.
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KP X=0 Y=0
KL X=100 Y=0
How to fix it
If the cut was meant to be partial, set the height on the contour's start point and convert again.