训练到一半出现的报错 RuntimeError: torch.cat(): expected a non-empty list of Tensors

[laishujie]

Traceback (most recent call last): File "kantts/bin/train_sambert.py", line 224, in train trainer.train() File "/home/l/project/KAN-TTS_/kantts/train/trainer.py", line 210, in train self.train_epoch() File "/home/l/project/KAN-TTS_/kantts/train/trainer.py", line 223, in train_epoch self.check_eval_interval() File "/home/l/project/KAN-TTS_/kantts/train/trainer.py", line 200, in check_eval_interval self.eval_epoch() File "/home/l/project/KAN-TTS_/kantts/train/trainer.py", line 270, in eval_epoch self.genearete_and_save_intermediate_result(batch) File "/home/l/miniconda3/envs/modelscope/lib/python3.8/site-packages/torch/utils/contextlib.py", line 115, in decorate_context return func(*args, **kwargs) File "/home/l/project/KAN-TTS/kantts/train/trainer.py", line 739, in genearete_and_save_intermediate_result res = self.model["KanTtsSAMBERT"]( File "/home/l/miniconda3/envs/modelscope/lib/python3.8/site-packages/torch/nn/modules/module.py", line 1501, in call_impl return forward_call(*args, **kwargs) File "/home/l/project/KAN-TTS/kantts/models/sambert/kantts_sambert.py", line 995, in forward dec_outputs, pnca_x_attn_lst, pnca_h_attn_lst = self.mel_decoder( File "/home/l/miniconda3/envs/modelscope/lib/python3.8/site-packages/torch/nn/modules/module.py", line 1501, in call_impl return forward_call(*args, **kwargs) File "/home/l/project/KAN-TTS/kantts/models/sambert/kantts_sambert.py", line 603, in forward dec_output = torch.cat(dec_output, dim=1) RuntimeError: torch.cat(): expected a non-empty list of Tensors