在xadmin中，点课程页面在pycharm显示下面的错误代码：

[24/Mar/2018 11:05:38] "GET /static/xadmin/css/xadmin.form.css HTTP/1.1" 200 3763

Traceback (most recent call last):

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 138, in run

    self.finish_response()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 180, in finish_response

    self.write(data)

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 274, in write

    self.send_headers()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 332, in send_headers

    self.send_preamble()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 258, in send_preamble

    self._write(('Server: %s\r\n' % self.server_software).encode('iso-8859-1'))

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 453, in _write

    result = self.stdout.write(data)

  File "d:\python\python36\Lib\socketserver.py", line 775, in write

    self._sock.sendall(b)

ConnectionAbortedError: [WinError 10053] 你的主机中的软件中止了一个已建立的连接。

[24/Mar/2018 11:05:38] "GET /static/xadmin/css/xadmin.widget.editable.css HTTP/1.1" 500 59

----------------------------------------

Exception happened during processing of request from ('127.0.0.1', 52324)

Traceback (most recent call last):

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 138, in run

    self.finish_response()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 180, in finish_response

    self.write(data)

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 274, in write

    self.send_headers()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 333, in send_headers

    self._write(bytes(self.headers))

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 453, in _write

    result = self.stdout.write(data)

  File "d:\python\python36\Lib\socketserver.py", line 775, in write

    self._sock.sendall(b)

ConnectionAbortedError: [WinError 10053] 你的主机中的软件中止了一个已建立的连接。

[24/Mar/2018 11:05:38] "GET /static/xadmin/css/xadmin.form.css HTTP/1.1" 500 59

----------------------------------------

Exception happened during processing of request from ('127.0.0.1', 52325)

Traceback (most recent call last):

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 138, in run

    self.finish_response()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 180, in finish_response

    self.write(data)

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 274, in write

    self.send_headers()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 333, in send_headers

    self._write(bytes(self.headers))

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 453, in _write

    result = self.stdout.write(data)

  File "d:\python\python36\Lib\socketserver.py", line 775, in write

    self._sock.sendall(b)

ConnectionAbortedError: [WinError 10053] 你的主机中的软件中止了一个已建立的连接。

During handling of the above exception, another exception occurred:

Traceback (most recent call last):

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 141, in run

    self.handle_error()

  File "C:\Users\zengd\Envs\mxonline\lib\site-packages\django\core\servers\basehttp.py", line 86, in handle_error

    super().handle_error()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 368, in handle_error

    self.finish_response()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 180, in finish_response

    self.write(data)

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 274, in write

    self.send_headers()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 331, in send_headers

    if not self.origin_server or self.client_is_modern():

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 344, in client_is_modern

    return self.environ['SERVER_PROTOCOL'].upper() != 'HTTP/0.9'

TypeError: 'NoneType' object is not subscriptable

During handling of the above exception, another exception occurred:

Traceback (most recent call last):

  File "d:\python\python36\Lib\socketserver.py", line 639, in process_request_thread

    self.finish_request(request, client_address)

  File "d:\python\python36\Lib\socketserver.py", line 361, in finish_request

    self.RequestHandlerClass(request, client_address, self)

  File "d:\python\python36\Lib\socketserver.py", line 696, in __init__

    self.handle()

  File "C:\Users\zengd\Envs\mxonline\lib\site-packages\django\core\servers\basehttp.py", line 154, in handle

    handler.run(self.server.get_app())

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 144, in run

    self.close()

  File "d:\python\python36\Lib\wsgiref\simple_server.py", line 35, in close

    self.status.split(' ',1)[0], self.bytes_sent

AttributeError: 'NoneType' object has no attribute 'split'

----------------------------------------

Traceback (most recent call last):

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 138, in run

    self.finish_response()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 180, in finish_response

    self.write(data)

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 274, in write

    self.send_headers()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 332, in send_headers

    self.send_preamble()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 258, in send_preamble

    self._write(('Server: %s\r\n' % self.server_software).encode('iso-8859-1'))

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 453, in _write

    result = self.stdout.write(data)

  File "d:\python\python36\Lib\socketserver.py", line 775, in write

    self._sock.sendall(b)

ConnectionAbortedError: [WinError 10053] 你的主机中的软件中止了一个已建立的连接。

During handling of the above exception, another exception occurred:

Traceback (most recent call last):

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 141, in run

    self.handle_error()

  File "C:\Users\zengd\Envs\mxonline\lib\site-packages\django\core\servers\basehttp.py", line 86, in handle_error

    super().handle_error()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 368, in handle_error

    self.finish_response()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 180, in finish_response

    self.write(data)

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 274, in write

    self.send_headers()

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 331, in send_headers

    if not self.origin_server or self.client_is_modern():

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 344, in client_is_modern

    return self.environ['SERVER_PROTOCOL'].upper() != 'HTTP/0.9'

TypeError: 'NoneType' object is not subscriptable

During handling of the above exception, another exception occurred:

Traceback (most recent call last):

  File "d:\python\python36\Lib\socketserver.py", line 639, in process_request_thread

    self.finish_request(request, client_address)

  File "d:\python\python36\Lib\socketserver.py", line 361, in finish_request

    self.RequestHandlerClass(request, client_address, self)

  File "d:\python\python36\Lib\socketserver.py", line 696, in __init__

    self.handle()

  File "C:\Users\zengd\Envs\mxonline\lib\site-packages\django\core\servers\basehttp.py", line 154, in handle

    handler.run(self.server.get_app())

  File "d:\python\python36\Lib\wsgiref\handlers.py", line 144, in run

    self.close()

  File "d:\python\python36\Lib\wsgiref\simple_server.py", line 35, in close

    self.status.split(' ',1)[0], self.bytes_sent

AttributeError: 'NoneType' object has no attribute 'split'

----------------------------------------

[24/Mar/2018 11:05:38] "GET /xadmin/jsi18n/ HTTP/1.1" 200 7678