仍然登陆失败

[staneychan]

在微信小程序端登陆点击“授权”按钮时，后端python
utils/weixin_util/weixin/lib/wxcrypt.py失败报错：

[06/Feb/2020 18:31:52] "POST /users/login/ HTTP/1.1" 400 67 Internal Server Error: /users/Registered/ Traceback (most recent call last): File "/usr/local/python3/lib/python3.7/site-packages/django/core/handlers/exception.py", line 41, in inner response = get_response(request) File "/usr/local/python3/lib/python3.7/site-packages/django/core/handlers/base.py", line 187, in _get_response response = self.process_exception_by_middleware(e, request) File "/usr/local/python3/lib/python3.7/site-packages/django/core/handlers/base.py", line 185, in _get_response response = wrapped_callback(request, *callback_args, **callback_kwargs) File "/usr/local/python3/lib/python3.7/site-packages/django/views/decorators/csrf.py", line 58, in wrapped_view return view_func(*args, **kwargs) File "/usr/local/python3/lib/python3.7/site-packages/rest_framework/viewsets.py", line 95, in view return self.dispatch(request, *args, **kwargs) File "/usr/local/python3/lib/python3.7/site-packages/rest_framework/views.py", line 494, in dispatch response = self.handle_exception(exc) File "/usr/local/python3/lib/python3.7/site-packages/rest_framework/views.py", line 454, in handle_exception self.raise_uncaught_exception(exc) File "/usr/local/python3/lib/python3.7/site-packages/rest_framework/views.py", line 491, in dispatch response = handler(request, *args, **kwargs) File "/usr/local/src/backend/Yiqi/Yiqi/apps/users/views.py", line 163, in create user_info = crypt.decrypt(encrypted_data, iv) # 获取到用户的登陆信息 File "/usr/local/src/backend/Yiqi/Yiqi/utils/weixin_util/weixin/lib/wxcrypt.py", line 32, in decrypt str1 = str(user_data, encoding="utf-8") UnicodeDecodeError: 'utf-8' codec can't decode byte 0xad in position 2: invalid start byte [06/Feb/2020 18:31:53] "POST /users/Registered/ HTTP/1.1" 500 17110