python error

[monsterjkk]

when i run setoolkit
Process Process-1:
Traceback (most recent call last):
File "/usr/lib/python3.8/urllib/request.py", line 1350, in do_open
h.request(req.get_method(), req.selector, req.data, headers,
File "/usr/lib/python3.8/http/client.py", line 1240, in request
self._send_request(method, url, body, headers, encode_chunked)
File "/usr/lib/python3.8/http/client.py", line 1286, in _send_request
self.endheaders(body, encode_chunked=encode_chunked)
File "/usr/lib/python3.8/http/client.py", line 1235, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
File "/usr/lib/python3.8/http/client.py", line 1006, in _send_output
self.send(msg)
File "/usr/lib/python3.8/http/client.py", line 946, in send
self.connect()
File "/usr/lib/python3.8/http/client.py", line 1402, in connect
super().connect()
File "/usr/lib/python3.8/http/client.py", line 917, in connect
self.sock = self._create_connection(
File "/usr/lib/python3.8/socket.py", line 808, in create_connection
raise err
File "/usr/lib/python3.8/socket.py", line 796, in create_connection
sock.connect(sa)
ConnectionRefusedError: [Errno 111] Connection refused

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "/usr/lib/python3.8/multiprocessing/process.py", line 315, in _bootstrap
self.run()
File "/usr/lib/python3.8/multiprocessing/process.py", line 108, in run
self._target(*self._args, **self._kwargs)
File "/usr/share/set/src/core/setcore.py", line 879, in pull_version
version = urlopen(url).read().rstrip().decode('utf-8')
File "/usr/lib/python3.8/urllib/request.py", line 222, in urlopen
return opener.open(url, data, timeout)
File "/usr/lib/python3.8/urllib/request.py", line 525, in open
response = self._open(req, data)
File "/usr/lib/python3.8/urllib/request.py", line 542, in _open
result = self._call_chain(self.handle_open, protocol, protocol +
File "/usr/lib/python3.8/urllib/request.py", line 502, in _call_chain
result = func(*args)
File "/usr/lib/python3.8/urllib/request.py", line 1393, in https_open
return self.do_open(http.client.HTTPSConnection, req,
File "/usr/lib/python3.8/urllib/request.py", line 1353, in do_open
raise URLError(err)
urllib.error.URLError: <urlopen error [Errno 111] Connection refused>
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1. Social-Engineering Attacks

2. Penetration Testing (Fast-Track)

3. Third Party Modules

4. Update the Social-Engineer Toolkit

5. Update SET configuration

6. Help, Credits, and About

7. Exit the Social-Engineer Toolkit

what should i do？