This bug is maybe more a pivy bug and most probably due to the pivy package being compiled against a different version of python than freecad. I just recompiled pivy myself here (so it uses the same python lib as freecad) and it solved the problem.
This bug is maybe more a pivy bug and most probably due to the pivy package being compiled against a different version of python than freecad. I just recompiled pivy myself here (so it uses the same python lib as freecad) and it solved the problem.