Thanks a lot guys. I'm up and running again now after a complete purge and reinstall.

I upgraded my PC to Ubuntu 18.04. Freecad disappeared (can't remember where it was installed from). Installed from Ubuntu repos - didn't start. Installed from ppa:freecad-maintainers/freecad-stable and it's complaining about the Sheet Metal module. Looks like I've got a python 2 module hanging aroun...

SheetMetal unfold is working fine using the 0.17 AppImage my crisis is over!

I'd forgotten it was an Add-On. Can easily go back to 0.16 (AppImages are good aren't they!) if necessary.

I see Sheet Metal workbench isn't in the latest AppImage

Can anyone recommend a version I can go back to to use it? I really need it ...

Sheet Metal work bench seems broken on my system. Think V0.17 was working before my upgrade to 18.04 LTS. Just with a cube, height set to 1mm, one fold added, select top face of cube and hit unfold. Running the Python command 'SMUnfold' failed: Traceback (most recent call last): File "/usr/lib/...

Thanks easyw-fc. That looks good. I'll check it out.

Firstly I'd like to thank all of the developers for the huge improvements since I last used FreeCAD in anger in 2014. Really like the Part/Body containers in particular. Very intuitive and much better for working on multi-component designs. I'm working on the case for an electronic product. I make c...

I still get the following with an update/upgrade on Ubuntu 16.04. Is it related? freecad: Installed: 1:0.17.13522-1ppa2~ubuntu16.04.1 Candidate: 1:0.17.13522-1ppa3~ubuntu16.04.1 Version table: 1:0.17.13522-1ppa3~ubuntu16.04.1 500 500 http://ppa.launchpad.net/freecad-maintainers/freecad-stable/ubunt...

I still get the following with an update/upgrade on Ubuntu 16.04. Is it related? freecad: Installed: 1:0.17.13522-1ppa2~ubuntu16.04.1 Candidate: 1:0.17.13522-1ppa3~ubuntu16.04.1 Version table: 1:0.17.13522-1ppa3~ubuntu16.04.1 500 500 http://ppa.launchpad.net/freecad-maintainers/freecad-stable/ubuntu...