raise EAI_NODATA_ERROR socket.gaierror: [Errno 11001] Name or service not known

dns.resolver.NoNameservers: All nameservers failed to answer the query smtp.163.com. IN A: Server 114.114.114.114 UDP port 53 answered The DNS packet passed to from_wire() has extra junk at the end of it.

File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 437, in resolve

Traceback (most recent call last):
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 437, in resolve
use_network=use_network)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 392, in query
return end()
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 371, in end
raise result[1]
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 352, in step
a = fun(*args, **kwargs)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\dns\resolver.py”, line 1224, in query
True)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\dns\resolver.py”, line 1173, in resolve
(nameserver, port, tcp, backoff) = resolution.next_nameserver()
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\dns\resolver.py”, line 626, in next_nameserver
raise NoNameservers(request=self.request, errors=self.errors)
dns.resolver.NoNameservers: All nameservers failed to answer the query smtp.163.com. IN A: Server 114.114.114.114 UDP port 53 answered The DNS packet passed to from_wire() has extra junk at the end of it.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\celery\app\trace.py”, line 450, in trace_task
R = retval = fun(*args, **kwargs)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\celery\app\trace.py”, line 731, in protected_call
return self.run(*args, **kwargs)
File “F:\python_projects\meiduo_project\meiduo_mall\celery_tasks\email\tasks.py”, line 24, in send_verify_email
send_mail(subject,’’,settings.EMAIL_FROM,[to_email],html_message=html_message)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\django\core\mail_init_.py”, line 62, in send_mail
return mail.send()
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\django\core\mail\message.py”, line 348, in send
return self.get_connection(fail_silently).send_messages([self])
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\django\core\mail\backends\smtp.py”, line 104, in send_messages
new_conn_created = self.open()
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\django\core\mail\backends\smtp.py”, line 64, in open
self.connection = self.connection_class(self.host, self.port, **connection_params)
File “d:\download\python\lib\smtplib.py”, line 251, in init
(code, msg) = self.connect(host, port)
File “d:\download\python\lib\smtplib.py”, line 336, in connect
self.sock = self._get_socket(host, port, self.timeout)
File “d:\download\python\lib\smtplib.py”, line 307, in _get_socket
self.source_address)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\green\socket.py”, line 44, in create_connection
for res in getaddrinfo(host, port, 0, SOCK_STREAM):
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 529, in getaddrinfo
qname, addrs = _getaddrinfo_lookup(host, family, flags)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 502, in _getaddrinfo_lookup
raise err
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 491, in _getaddrinfo_lookup
answer = resolve(host, qfamily, False, use_network=use_network)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 446, in resolve
raise EAI_NODATA_ERROR
socket.gaierror: [Errno 11001] Name or service not known
[2021-11-07 20:13:28,392: INFO/MainProcess] Task send_verify_email[db0e8878-6e67-4e3f-82c5-f157114333fa] received
[2021-11-07 20:13:28,422: ERROR/MainProcess] Task send_verify_email[db0e8878-6e67-4e3f-82c5-f157114333fa] raised unexpected: gaierror(11001, ‘Name or service not known’)
Traceback (most recent call last):
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 437, in resolve
use_network=use_network)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 392, in query
return end()
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 371, in end
raise result[1]
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 352, in step
a = fun(*args, **kwargs)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\dns\resolver.py”, line 1224, in query
True)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\dns\resolver.py”, line 1173, in resolve
(nameserver, port, tcp, backoff) = resolution.next_nameserver()
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\dns\resolver.py”, line 626, in next_nameserver
raise NoNameservers(request=self.request, errors=self.errors)
dns.resolver.NoNameservers: All nameservers failed to answer the query smtp.163.com. IN A: Server 114.114.114.114 UDP port 53 answered The DNS packet passed to from_wire() has extra junk at the end of it.

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\celery\app\trace.py”, line 450, in trace_task
R = retval = fun(*args, **kwargs)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\celery\app\trace.py”, line 731, in protected_call
return self.run(*args, **kwargs)
File “F:\python_projects\meiduo_project\meiduo_mall\celery_tasks\email\tasks.py”, line 24, in send_verify_email
send_mail(subject,’’,settings.EMAIL_FROM,[to_email],html_message=html_message)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\django\core\mail_init_.py”, line 62, in send_mail
return mail.send()
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\django\core\mail\message.py”, line 348, in send
return self.get_connection(fail_silently).send_messages([self])
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\django\core\mail\backends\smtp.py”, line 104, in send_messages
new_conn_created = self.open()
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\django\core\mail\backends\smtp.py”, line 64, in open
self.connection = self.connection_class(self.host, self.port, **connection_params)
File “d:\download\python\lib\smtplib.py”, line 251, in init
(code, msg) = self.connect(host, port)
File “d:\download\python\lib\smtplib.py”, line 336, in connect
self.sock = self._get_socket(host, port, self.timeout)
File “d:\download\python\lib\smtplib.py”, line 307, in _get_socket
self.source_address)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\green\socket.py”, line 44, in create_connection
for res in getaddrinfo(host, port, 0, SOCK_STREAM):
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 529, in getaddrinfo
qname, addrs = _getaddrinfo_lookup(host, family, flags)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 502, in _getaddrinfo_lookup
raise err
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 491, in getaddrinfo_lookup
answer = resolve(host, qfamily, False, use_network=use_network)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 446, in resolve
raise EAI_NODATA_ERROR
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\celery\app\trace.py”, line 450, in trace_task
R = retval = fun(*args, **kwargs)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\celery\app\trace.py”, line 731, in protected_call
return self.run(*args, **kwargs)
File “F:\python_projects\meiduo_project\meiduo_mall\celery_tasks\email\tasks.py”, line 24, in send_verify_email
send_mail(subject,’’,settings.EMAIL_FROM,[to_email],html_message=html_message)
File "F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\django\core\mail_init.py", line 62, in send_mail
return mail.send()
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\django\core\mail\message.py”, line 348, in send
return self.get_connection(fail_silently).send_messages([self])
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\django\core\mail\backends\smtp.py”, line 104, in send_messages
new_conn_created = self.open()
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\django\core\mail\backends\smtp.py”, line 64, in open
self.connection = self.connection_class(self.host, self.port, **connection_params)
File “d:\download\python\lib\smtplib.py”, line 251, in init
(code, msg) = self.connect(host, port)
File “d:\download\python\lib\smtplib.py”, line 336, in connect
self.sock = self._get_socket(host, port, self.timeout)
File “d:\download\python\lib\smtplib.py”, line 307, in _get_socket
self.source_address)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\green\socket.py”, line 44, in create_connection
for res in getaddrinfo(host, port, 0, SOCK_STREAM):
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 529, in getaddrinfo
qname, addrs = _getaddrinfo_lookup(host, family, flags)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 502, in _getaddrinfo_lookup
raise err
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 491, in _getaddrinfo_lookup
answer = resolve(host, qfamily, False, use_network=use_network)
File “F:\python_virtualenv\python\vpen\meiduo_mall\lib\site-packages\eventlet\support\greendns.py”, line 446, in resolve
raise EAI_NODATA_ERROR
socket.gaierror: [Errno 11001] Name or service not known

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