ask for answer

[brillianti]

0it [00:00, ?it/s] 0it [00:00, ?it/s] epoch summary 1/10 Traceback (most recent call last): File "main.py", line 137, in main(base_path) File "main.py", line 118, in main model_weights_path_phase1 = run_phase(args,None,'1','autoencoder_reconstruction') File "main.py", line 98, in run_phase trainer.training() File "/home/iecy/pycharm/TFF-main/trainer.py", line 89, in training self.save_checkpoint(epoch) File "/home/iecy/pycharm/TFF-main/trainer.py", line 134, in save_checkpoint_ loss = self.get_last_loss() File "/home/iecy/pycharm/TFF-main/trainer.py", line 125, in get_last_loss return self.writer.total_val_loss_history[-1] IndexError: list index out of range

I have this problem,I tried for two or three hours,so how to fix it?