Error when running on webcam

[Delesoft]

Hallo,i am trying to run the model on webcam but i get the following error

$ python detect_video.py --weights ./checkpoints/yolov4-416 --size 416 --model yolov4 --video 0 --output ./detections/results.avi
Traceback (most recent call last):
File "detect_video.py", line 178, in
app.run(main)
File "C:\Users\paulm\AppData\Roaming\Python\Python37\site-packages\absl\app.py", line 312, in run
_run_main(main, args)
File "C:\Users\paulm\AppData\Roaming\Python\Python37\site-packages\absl\app.py", line 258, in _run_main
sys.exit(main(argv))
File "detect_video.py", line 56, in main
saved_model_loaded = tf.saved_model.load(FLAGS.weights, tags=[tag_constants.SERVING])
File "C:\Program Files\Python37\lib\site-packages\tensorflow\python\saved_model\load.py", line 590, in load
return load_internal(export_dir, tags, options)
File "C:\Program Files\Python37\lib\site-packages\tensorflow\python\saved_model\load.py", line 601, in load_internal
loader_impl.parse_saved_model_with_debug_info(export_dir))
File "C:\Program Files\Python37\lib\site-packages\tensorflow\python\saved_model\loader_impl.py", line 56, in parse_saved_model_with_debug_info
saved_model = _parse_saved_model(export_dir)
File "C:\Program Files\Python37\lib\site-packages\tensorflow\python\saved_model\loader_impl.py", line 113, in parse_saved_model
constants.SAVED_MODEL_FILENAME_PB))
OSError: SavedModel file does not exist at: ./checkpoints/yolov4-416/{saved_model.pbtxt|saved_model.pb}

[huzaifah-here]

Try this:
python detect_video.py --weights ./checkpoints/custom-416 --size 416 --model yolov4 --video 0 --output ./detections/results.avi