[Issue] Not fully-constrained, but FreeCAD thinks so

[DavidGriffith]

Is there an existing issue for this?

• I have searched the existing issues

Forums discussion

https://forum.freecadweb.org/viewtopic.php?p=656957

Version

0.21 (Development)

Full version info

OS: Debian GNU/Linux 11 (bullseye) (MATE/mate)
Word size of FreeCAD: 64-bit
Version: 0.21.0.31702 (Git)
Build type: Unknown
Branch: master
Hash: 633a6e825ca37cc7111fbfa8d7a53ec23e1c29bd
Python 3.9.2, Qt 5.15.2, Coin 4.0.0, Vtk 7.1.1, OCC 7.5.1
Locale: English/United States (en_US)
Installed mods: 
  * Assembly3 0.11.4
  * Pyramids-and-Polyhedrons
  * sheetmetal 0.2.60
  * freecad.gears 1.0.0
  * A2plus 0.4.60g
  * fasteners 0.4.50
  * Manipulator 1.4.9

Subproject(s) affected?

Sketcher

Issue description

I have a sketch of something that clearly has one degree of freedom, yet FreeCAD reports this as fully-constrained and the sketch passes Sketcher validation. I can even move up and down the horizontal line just below the dark blue vertical line (construction geometry).

bad-fully-constrained.FCStd.gz

Anything else?

No response

Code of Conduct

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