I have used 'Validate Sketch' to find that the issue is located between the spline and the horizontal line. There are actually two separate cases of this.
The are both constrained using the 'Point onto Object' constraint, so I'm not sure what the issue is.
I have attached the save file.
Code: Select all
OS: Windows 10 Version 2009
Word size of FreeCAD: 64-bit
Version: 0.20.2.29603 (Git)
Build type: Release
Branch: releases/FreeCAD-0-20
Hash: 930dd9a76203a3260b1e6256c70c1c3cad8c5cb8
Python 3.8.10, Qt 5.15.2, Coin 4.0.1, Vtk 8.2.0, OCC 7.6.3
Locale: English/Australia (en_AU)