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aim-uofa / AdelaiDet

AdelaiDet is an open source toolbox for multiple instance-level detection and recognition tasks.
https://git.io/AdelaiDet
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I encountered this problem when I used my own data set to train BlendMask. I would like to ask, how can I solve it? #428

Open Chengyuelan opened 3 years ago

Chengyuelan commented 3 years ago

I encountered this problem when I used my own data set to train BlendMask. I would like to ask, how can I solve it?

File "/home/excellence/anaconda3/envs/BlendMask/lib/python3.8/site-packages/torch/nn/modules/batchnorm.py", line 532, in forward world_size = torch.distributed.get_world_size(process_group) File "/home/excellence/anaconda3/envs/BlendMask/lib/python3.8/site-packages/torch/distributed/distributed_c10d.py", line 711, in getworld size return _get_group_size(group) File "/home/excellence/anaconda3/envs/BlendMask/lib/python3.8/site-packages/torch/distributed/distributed_c10d.py", line 263, in _get_group _size default_pg = _get_default_group() File "/home/excellence/anaconda3/envs/BlendMask/lib/python3.8/site-packages/torch/distributed/distributed_c10d.py", line 347, in _get_defau lt_group raise RuntimeError("Default process group has not been initialized, " RuntimeError: Default process group has not been initialized, please make sure to call init_process_group.

GY-S commented 3 years ago

I got the same problem and no solution:(

GY-S commented 3 years ago

Inspired by issue #352 , I solved my problem. In AdelaiDet/adet/config/defaults.py, change _C.MODEL.BASIS_MODULE.NORM = "SyncBN" to _C.MODEL.BASIS_MODULE.NORM = "BN" I hope it can help you.

Lili-xiong commented 2 years ago

我也是遇到了这个问题，方法很有效，谢谢！