UnboundLocalError: cannot access local variable 'faces' where it is not associated with a value

[devaprog]

creating the SMPLX Decoder
Traceback (most recent call last):
File "PIXIE/demos/demo_fit_body.py", line 165, in
main(parser.parse_args())
File "/content/PIXIE/demos/demo_fit_body.py", line 36, in main
visualizer = Visualizer(render_size=args.render_size, config = pixie_cfg, device=device, rasterizer_type=args.rasterizer_type)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/PIXIE/pixielib/visualizer.py", line 48, in init
self._setup_renderer()
File "/content/PIXIE/pixielib/visualizer.py", line 64, in _setup_renderer
self.render = SRenderY(self.render_size, obj_filename=topology_path, uv_size=uv_size, rasterizer_type=self.rasterizer_type).to(self.device)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/content/PIXIE/pixielib/utils/renderer.py", line 170, in init
self.register_buffer('faces', faces)
^^^^^