KeyError: "CascadeRCNN: 'RepLKNet is not in the models registry

[Williamlizl]

2022-04-08 13:36:40,827 - mmdet - INFO - Set random seed to 687365578, deterministic: False Traceback (most recent call last): File "/home/lbc/.local/lib/python3.7/site-packages/mmcv/utils/registry.py", line 52, in build_from_cfg return obj_cls(**args) File "/home/lbc/.local/lib/python3.7/site-packages/mmdet/models/detectors/cascade_rcnn.py", line 28, in __init__ init_cfg=init_cfg) File "/home/lbc/.local/lib/python3.7/site-packages/mmdet/models/detectors/two_stage.py", line 32, in __init__ self.backbone = build_backbone(backbone) File "/home/lbc/.local/lib/python3.7/site-packages/mmdet/models/builder.py", line 20, in build_backbone return BACKBONES.build(cfg) File "/home/lbc/.local/lib/python3.7/site-packages/mmcv/utils/registry.py", line 212, in build return self.build_func(*args, **kwargs, registry=self) File "/home/lbc/.local/lib/python3.7/site-packages/mmcv/cnn/builder.py", line 27, in build_model_from_cfg return build_from_cfg(cfg, registry, default_args) File "/home/lbc/.local/lib/python3.7/site-packages/mmcv/utils/registry.py", line 45, in build_from_cfg f'{obj_type} is not in the {registry.name} registry')

[DingXiaoH]

Did you use @BACKBONES.register_module ?
And don't forget to edit mmdetection/mmdet/models/backbones/init.py.