都是has no field name最后一个class名，然后错误文件都是指向同一个文件\Python\Python36\lib\site-packages\django\db\models\options.py in get_field, line 568。都是这一行。错误信息：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'
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