I had the same problem but using root I solve the issue. Command line:
~$ sudo -i
~# ./FreeCad.AppImage
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- Fri Jun 12, 2020 3:32 pm
- Forum: Install / Compile
- Topic: FreeCAD 18.1/Ubuntu 18.04.2. LTS: no workbenches after install
- Replies: 54
- Views: 14187