[!] Traceback (most recent call last):


 "lazagne\softwares\browsers\mozilla.py", line 398, in is_master_password_correct
AttributeError: 'Sequence' object has no attribute 'asOctets'

Traceback (most recent call last):


 "./tools/train.py", line 126, in <module>

main()


 "./tools/train.py", line 122, in main

timestamp=timestamp)


 "xxx/mmdet/apis/train.py", line 103, in train_detector

timestamp=timestamp)


 "xxx/mmdet/apis/train.py", line 250, in _dist_train

runner.run(data_loaders, cfg.workflow, cfg.total_epochs)


 "xxx/anaconda3/lib/python3.7/site-packages/mmcv/runner/runner.py", line 364, in run

epoch_runner(data_loaders[i], **kwargs)


 "xxx/anaconda3/lib/python3.7/site-packages/mmcv/runner/runner.py", line 264, in train

for i, data_batch in enumerate(data_loader):


 "xxx/anaconda3/lib/python3.7/site-packages/torch/utils/data/dataloader.py", line 279, in __iter__

return _MultiProcessingDataLoaderIter(self)


 "xxxi/anaconda3/lib/python3.7/site-packages/torch/utils/data/dataloader.py", line 719, in __init__

w.start()


 "xxx/anaconda3/lib/python3.7/multiprocessing/process.py", line 112, in start

self._popen = self._Popen(self)


 "xxxi/anaconda3/lib/python3.7/multiprocessing/context.py", line 223, in _Popen

return _default_context.get_context().Process._Popen(process_obj)


 "xxxanaconda3/lib/python3.7/multiprocessing/context.py", line 284, in _Popen

return Popen(process_obj)


 "xxx/anaconda3/lib/python3.7/multiprocessing/popen_spawn_posix.py", line 32, in __init__

super().__init__(process_obj)


 "/xxx/anaconda3/lib/python3.7/multiprocessing/popen_fork.py", line 20, in __init__

self._launch(process_obj)


 "xxx/anaconda3/lib/python3.7/multiprocessing/popen_spawn_posix.py", line 47, in _launch

reduction.dump(process_obj, fp)


 "xxx/anaconda3/lib/python3.7/multiprocessing/reduction.py", line 60, in dump

ForkingPickler(file, protocol).dump(obj)
TypeError: can't pickle Environment objects
