KeyError: 'unexpected key "decoder_s2s.embedding.weight" in state_dict'

[M5218]

Traceback (most recent call last): File "predict.py", line 177, in model.load_state_dict(checkpoints['model']) File "/usr/local/lib/python3.5/dist-packages/torch/nn/modules/module.py", line 522, in load_state_dict .format(name)) KeyError: 'unexpected key "decoder_s2s.embedding.weight" in state_dict' 在运行predict加载模型时，出现这个错误，请问下是什么原因呢？