Error Exception happened during processing of request

[electron64]

Hello, i tried to run the script and i always get this error.
Any idea how to fix please.
On ubuntu 16.04

Thank you.

`Exception happened during processing of request from ('127.0.0.1', 48854)
Traceback (most recent call last):
File "/usr/lib/python2.7/SocketServer.py", line 596, in process_request_thread
self.finish_request(request, client_address)
File "/usr/lib/python2.7/SocketServer.py", line 331, in finish_request
self.RequestHandlerClass(request, client_address, self)
File "/usr/lib/python2.7/SocketServer.py", line 654, in init
self.finish()
File "/usr/lib/python2.7/SocketServer.py", line 713, in finish
self.wfile.close()
File "/usr/lib/python2.7/socket.py", line 283, in close
self.flush()
File "/usr/lib/python2.7/socket.py", line 307, in flush
self._sock.sendall(view[write_offset:write_offset+buffer_size])
error: [Errno 32] Broken pipe

`