Traceback (most recent call last):
File "/home/sts/src/qtpyvcp/qtpyvcp/widgets/display_widgets/vtk_backplot/vtk_backplot.py", line 666, in load_program
self.canon.draw_lines()
File "/home/sts/src/qtpyvcp/qtpyvcp/widgets/display_widgets/vtk_backplot/vtk_backplot.py", line 277, in draw_lines
path_actor.poly_data.SetPoints(path_actor.points)
AttributeError: 'NoneType' object has no attribute 'poly_data'
After M6 G43 without loaded file: