Failed to execute viewer.py file

[next-gen-machine]

While executing viewer.py , I am getting error,

File "/bevdet-tensorrt-cpp/tools/open3d_vis.py", line 36, in _draw_points vis.get_render_option().point_size = points_size # set points size

AttributeError: 'NoneType' object has no attribute 'point_size'

Please Help,

[LCH1238]

While executing viewer.py , I am getting error,

File "/bevdet-tensorrt-cpp/tools/open3d_vis.py", line 36, in _draw_points vis.get_render_option().point_size = points_size # set points size

AttributeError: 'NoneType' object has no attribute 'point_size'

Please Help,

If you are using a remote server without a GUI interface, this error will occur！You can configure the x11 service.