Traceback (most recent call last):
File "train_net.py", line 111, in
launch(
File "d:\detectron2\detectron2\engine\launch.py", line 82, in launch
main_func(args)
File "train_net.py", line 100, in main
trainer = Trainer(cfg)
File "d:\detectron2\detectron2\engine\defaults.py", line 378, in init
data_loader = self.build_train_loader(cfg)
File "train_net.py", line 44, in build_train_loader
return build_detection_train_loader(cfg, mapper=cls.custom_mapper)
File "d:\detectron2\detectron2\config\config.py", line 207, in wrapped
explicit_args = _get_args_from_config(from_config, args, *kwargs)
File "d:\detectron2\detectron2\config\config.py", line 245, in _get_args_from_config
ret = from_config_func(args, **kwargs)
File "d:\detectron2\detectron2\data\build.py", line 344, in _train_loader_from_config
dataset = get_detection_dataset_dicts(
File "d:\detectron2\detectron2\data\build.py", line 278, in get_detection_dataset_dicts
assert len(dataset_dicts), "No valid data found in {}.".format(",".join(names))
AssertionError: No valid data found in coco_2017_train.
@jinfagang May I know how to solve this error?