Welcome to the forum! 1. Try devel version. 2. Try running from command line/terminal 3. Tell us more - is that you first time running FreeCAD? If not - there might be an old config file in you system that might be causing problems. Try removing it. 4. Was FreeCAD ever working or it's a problem afte...

Oh, I see you know more than me about it! I though you're concerned about something else.

[..] I've not managed to use Silk WB, (I've not very clear the GPL license in scripts I made to make objects, that usually are from payed jobs, so I fear that it will expose me to license issues.) But it is astonishing and very interesting. Regards Carlo D. TL;DR: You can use FreeCAD to make commer...

If it's the same with 0.21 we'll summon the higher power but his time is precious, so not yet.

Can you run FreeCAD from trrminal and provide the output?

That's a bit better. Still I don't see any FreeCAD error. Also you stated - FreeCAD doesn't run, but I see the FreeCAD window? Try the devel version and please get familiar with proper way of posting FreeCAD info. See here: https://forum.freecad.org/viewtopic.php?f=3&t=2264 Can you describe what...

Welcome to the forum!
Images - not attached. Try again.
What system do you use? Are there any errors? When FreeCAD is started from command line? Where did you get the FreeCAD file from?

We're bunch of volunteers - feel free to join and help with the video adapter compatibility test.

Perfect! I added [SOLVED] to the title.

Welcome to the forum!
More info please. What you imported. How do you imported. FreeCAD version. It the material is not confidential - include the file.

All OK on: OS: Fedora Linux 38 (Workstation Edition) (GNOME/gnome) Word size of FreeCAD: 64-bit Version: 0.21.0.pre_33442.fc38 (Git) Build type: Unknown Python 3.11.3, Qt 5.15.10, Coin 4.0.0, Vtk 9.2.5, OCC 7.6.3 Locale: English/United States (en_US) Installed mods: * BIM 2021.12.0 * MeshRemodel 1.8...