开启cosmatch后产生如下错误

抛出异常，已记录到日志(log.log文件)
Traceback (most recent call last):
  File "ChatReply.py", line 468, in getanswer
KeyError: "[{'type': 'Plain', 'text': '乐'}]"

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "ChatClass.py", line 407, in run
  File "ChatReply.py", line 850, in main
  File "ChatReply.py", line 814, in listening
  File "ChatReply.py", line 474, in getanswer
  File "ChatReply.py", line 32, in function_timer
  File "ChatReply.py", line 655, in get_answer_vector
KeyError: 'regular'