Cutting corners generate invaliad gcode with nan (not a number) in them

[kursatu]

Version

Version of SupserSlicer used goes here
The latest from github release, 2.2.53
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Operating system type + version

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3D printer brand / version + firmware version (if known)

What 3D printer brand / version are you printing on, is it a stock model or did you modify the printer, what firmware is running on your printer, version of the firmware #s

Behavior

• Describe the problem
• Steps needed to reproduce the problem

• Slice the attached project file
• Search the generated gcode for nan, you'll see things like
  G1 X276.113 Y323.126 E-nan ; perimeter external
  G1 X276.103 Y322.916 E-nan ; perimeter external
  Set the cutting corners to 0%, then the problem disappears.
  • If this is a command-line slicing issue, include the options used

• Expected Results
• Actual Results
  • Screenshots from SuperSlicer preview are preferred

Is this a new feature request?

Project File (.3MF) where problem occurs

Upload a SuperSlicer Project File (.3MF) (Plater -> Export plate as 3MF for Slic3r PE 1.41.2 and older, File -> Save / Save Project for SuperSlicer, Slic3r PE 1.42.0-alpha and newer)
Defect11.zip

[supermerill]

good find.

[supermerill]

I also fixed a little problem witht he thin wall detection, so your print will be better now, less useless thin wall.
Also, it's better to activate overlapping perimeter with this piece, imo.

[kursatu]

It seems to be fixed.