Traceback (most recent call last):


 "/usr/lib/python3.7/site-packages/blueman/gui/manager/ManagerDeviceList.py", line 212, in on_finished

super().device_remove_event(device, tree_iter)
TypeError: super(type, obj): obj must be an instance or subtype of type

Original Traceback (most recent call last):


 "/root/miniconda3/envs/pointrender/lib/python3.6/site-packages/torch/utils/data/_utils/worker.py", line 178, in _worker_loop

data = fetcher.fetch(index)


 "/root/miniconda3/envs/pointrender/lib/python3.6/site-packages/torch/utils/data/_utils/fetch.py", line 44, in fetch

data = [self.dataset[idx] for idx in possibly_batched_index]


 "/root/miniconda3/envs/pointrender/lib/python3.6/site-packages/torch/utils/data/_utils/fetch.py", line 44, in <listcomp>

data = [self.dataset[idx] for idx in possibly_batched_index]


 "/root/miniconda3/envs/pointrender/lib/python3.6/site-packages/detectron2/data/common.py", line 41, in __getitem__

data = self._map_func(self._dataset[cur_idx])


 "/root/miniconda3/envs/pointrender/lib/python3.6/site-packages/detectron2/utils/serialize.py", line 23, in __call__

return self._obj(*args, **kwargs)


 "/root/miniconda3/envs/pointrender/lib/python3.6/site-packages/detectron2/data/dataset_mapper.py", line 130, in __call__

for obj in dataset_dict.pop("annotations")


 "/root/miniconda3/envs/pointrender/lib/python3.6/site-packages/detectron2/data/dataset_mapper.py", line 131, in <listcomp>

if obj.get("iscrowd", 0) == 0


 "/root/miniconda3/envs/pointrender/lib/python3.6/site-packages/detectron2/data/detection_utils.py", line 230, in transform_instance_annotations

mask = mask_util.decode(segm)


 "/root/miniconda3/envs/pointrender/lib/python3.6/site-packages/pycocotools/mask.py", line 91, in decode

return _mask.decode([rleObjs])[:,:,0]


 "pycocotools/_mask.pyx", line 146, in pycocotools._mask.decode


 "pycocotools/_mask.pyx", line 128, in pycocotools._mask._frString
TypeError: Expected bytes, got list
