欢迎使用ChatLearning应用 版本号： 3.0.1
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抛出异常，已记录到日志(log.log文件)
Traceback (most recent call last):
File "ChatClass.py", line 404, in run
File "Chatmain.py", line 1895, in getcommand_chat
File "simuse.py", line 88, in Fetch_Message
File "json/init.py", line 346, in loads
File "json/decoder.py", line 340, in decode
json.decoder.JSONDecodeError: Extra data: line 1 column 5 (char 4)

Traceback (most recent call last):
File "ChatClass.py", line 404, in run
File "Chatmain.py", line 1895, in getcommand_chat
File "simuse.py", line 88, in Fetch_Message
File "json/init.py", line 346, in loads
File "json/decoder.py", line 340, in decode
json.decoder.JSONDecodeError: Extra data: line 1 column 5 (char 4)