Fold fails with error BRepCheck_Analyzer::Init() - NULL shape

OS: macOS 10.16
Word size of FreeCAD: 64-bit
Version: 0.20.2.29603 (Git)
Build type: Release
Branch: (HEAD detached at 0.20.2)
Hash: 930dd9a76203a3260b1e6256c70c1c3cad8c5cb8
Python 3.10.8, Qt 5.15.4, Coin 4.0.0, Vtk 9.1.0, OCC 7.6.3
Locale: C/Default (C)
Installed mods: 
  * MeshRemodel 1.8919.0
  * Launcher
  * InventorLoader 1.4.0
  * Render 2023.2.3
  * Silk 0.1.3
  * Defeaturing 1.2.0
  * A2plus 0.4.60k
  * Manipulator 1.5.0
  * fasteners 0.4.56
  * sheetmetal 0.2.63
  * toSketch 1.0.1
  * Curves 0.6.8
  * Assembly4 0.50.1
  * Assembly3 0.11.4

When I try to fold a BaseBend that contains some ellipsis the fold fails with error BRepCheck_Analyzer::Init() - NULL shape.

Please see attached file: failed_fold.FCStd.zip

shaise / FreeCAD_SheetMetal

Fold fails with error BRepCheck_Analyzer::Init() - NULL shape #278