都是has no field name最后一個(gè)class名，然后錯(cuò)誤文件都是指向同一個(gè)文件\Python\Python36\lib\site-packages\django\db\models\options.py in get_field, line 568。都是這一行。錯(cuò)誤信息：Environment:Request Method: GETRequest URL: http://127.0.0.1:8000/xadmin/courses/courseresource/Django Version: 2.0.1Python Version: 3.6.4Installed Applications:['django.contrib.admin',?'django.contrib.auth',?'django.contrib.contenttypes',?'django.contrib.sessions',?'django.contrib.messages',?'django.contrib.staticfiles',?'users',?'courses',?'organization',?'operation',?'xadmin',?'crispy_forms']Installed Middleware:['django.middleware.security.SecurityMiddleware',?'django.contrib.sessions.middleware.SessionMiddleware',?'django.middleware.common.CommonMiddleware',?'django.middleware.csrf.CsrfViewMiddleware',?'django.contrib.auth.middleware.AuthenticationMiddleware',?'django.contrib.messages.middleware.MessageMiddleware',?'django.middleware.clickjacking.XFrameOptionsMiddleware']Traceback:File "C:\Users\16174\AppData\Local\Programs\Python\Python36\lib\site-packages\django\db\models\options.py" in get_field? 566. ? ? ? ? ? ? return self.fields_map[field_name]During handling of the above exception ('course'), another exception occurred:File "C:\Users\16174\AppData\Local\Programs\Python\Python36\lib\site-packages\django\core\handlers\exception.py" in inner? 35. ? ? ? ? ? ? response = get_response(request)File "C:\Users\16174\AppData\Local\Programs\Python\Python36\lib\site-packages\django\core\handlers\base.py" in _get_response? 128. ? ? ? ? ? ? ? ? response = self.process_exception_by_middleware(e, request)File "C:\Users\16174\AppData\Local\Programs\Python\Python36\lib\site-packages\django\core\handlers\base.py" in _get_response? 126. ? ? ? ? ? ? ? ? response = wrapped_callback(request, *callback_args, **callback_kwargs)File "C:\imooc\MxOnline\extra_apps\xadmin\sites.py" in wrapper? 300. ? ? ? ? ? ? ? ? return self.admin_view(view, cacheable)(*args, **kwargs)File "C:\Users\16174\AppData\Local\Programs\Python\Python36\lib\site-packages\django\views\decorators\cache.py" in _wrapped_view_func? 44. ? ? ? ? response = view_func(request, *args, **kwargs)File "C:\imooc\MxOnline\extra_apps\xadmin\sites.py" in inner? 208. ? ? ? ? ? ? return view(request, *args, **kwargs)File "C:\imooc\MxOnline\extra_apps\xadmin\views\base.py" in view? 282. ? ? ? ? ? ? return handler(request, *args, **kwargs)File "C:\Users\16174\AppData\Local\Programs\Python\Python36\lib\site-packages\django\utils\decorators.py" in _wrapper? 62. ? ? ? ? ? ? return bound_func(*args, **kwargs)File "C:\Users\16174\AppData\Local\Programs\Python\Python36\lib\site-packages\django\utils\decorators.py" in _wrapped_view? 142. ? ? ? ? ? ? ? ? ? ? response = view_func(request, *args, **kwargs)File "C:\Users\16174\AppData\Local\Programs\Python\Python36\lib\site-packages\django\utils\decorators.py" in bound_func? 58. ? ? ? ? ? ? ? ? return func.__get__(self, type(self))(*args2, **kwargs2)File "C:\imooc\MxOnline\extra_apps\xadmin\views\base.py" in method? 80. ? ? ? ? ? ? return filter_chain(filters, len(filters) - 1, _inner_method, *args, **kwargs)File "C:\imooc\MxOnline\extra_apps\xadmin\views\base.py" in filter_chain? 49. ? ? ? ? return func()File "C:\imooc\MxOnline\extra_apps\xadmin\views\base.py" in _inner_method? 74. ? ? ? ? ? ? return func(self, *args, **kwargs)File "C:\imooc\MxOnline\extra_apps\xadmin\views\list.py" in get? 402. ? ? ? ? response = self.get_result_list()File "C:\imooc\MxOnline\extra_apps\xadmin\views\base.py" in method? 80. ? ? ? ? ? ? return filter_chain(filters, len(filters) - 1, _inner_method, *args, **kwargs)File "C:\imooc\MxOnline\extra_apps\xadmin\views\base.py" in filter_chain? 49. ? ? ? ? return func()File "C:\imooc\MxOnline\extra_apps\xadmin\views\base.py" in _inner_method? 74. ? ? ? ? ? ? return func(self, *args, **kwargs)File "C:\imooc\MxOnline\extra_apps\xadmin\views\list.py" in get_result_list? 201. ? ? ? ? return self.make_result_list()File "C:\imooc\MxOnline\extra_apps\xadmin\views\list.py" in make_result_list? 173. ? ? ? ? self.list_queryset = self.get_list_queryset()File "C:\imooc\MxOnline\extra_apps\xadmin\views\base.py" in method? 80. ? ? ? ? ? ? return filter_chain(filters, len(filters) - 1, _inner_method, *args, **kwargs)File "C:\imooc\MxOnline\extra_apps\xadmin\views\base.py" in filter_chain? 63. ? ? ? ? return filter_chain(filters, token - 1, _inner_method, *args, **kwargs)File "C:\imooc\MxOnline\extra_apps\xadmin\views\base.py" in filter_chain? 49. ? ? ? ? return func()File "C:\imooc\MxOnline\extra_apps\xadmin\views\base.py" in _inner_method? 62. ? ? ? ? ? ? ? ? return fm(func if fargs[1] == '__' else func(), *args, **kwargs)File "C:\imooc\MxOnline\extra_apps\xadmin\plugins\filters.py" in get_list_queryset? 120. ? ? ? ? ? ? ? ? ? ? ? ? ? ? self.model, field_path)File "C:\Users\16174\AppData\Local\Programs\Python\Python36\lib\site-packages\django\contrib\admin\utils.py" in get_fields_from_path? 490. ? ? ? ? fields.append(parent._meta.get_field(piece))File "C:\Users\16174\AppData\Local\Programs\Python\Python36\lib\site-packages\django\db\models\options.py" in get_field? 568. ? ? ? ? ? ? raise FieldDoesNotExist("%s has no field named '%s'" % (self.object_name, field_name))Exception Type: FieldDoesNotExist at /xadmin/courses/courseresource/Exception Value: CourseResource has no field named 'course'