TaskForSQuADQuestionAnswering训练任务时报错IndexError: list index out of range

[xuechaofei]

在执行TaskForSQuADQuestionAnswering训练任务时，经常遇到这样的报错，请问是什么原因导致的？

正在遍历每个问题（样本）: 76%|████████████▉ | 16/21 [05:20<01:40, 20.01s/it]
Traceback (most recent call last):
File "TaskForSQuADQuestionAnswering_Train.py", line 210, in
train(config=model_config)
File "TaskForSQuADQuestionAnswering_Train.py", line 81, in train
train_iter, val_iter = data_loader.load_train_data(train_file_path=config.train_file_path)
File "../utils/data_helpers.py", line 766, in load_train_data
postfix=postfix) # 得到处理好的所有样本
File "../utils/data_helpers.py", line 97, in wrapper
data = func(*args, **kwargs)
File "../utils/data_helpers.py", line 649, in data_process
token_to_orig_map = self.get_token_to_orig_map(input_tokens, example[3], self.tokenizer)
File "../utils/data_helpers.py", line 561, in get_token_to_orig_map
token = tokenizer(origin_context_tokens[value_start])
IndexError: list index out of range

[mlwithme]

你在报错的前一句把相关变量打印出来分析一下。 你是换了其它数据集？