This issue also appears here:
opened 05:33PM - 29 Nov 18 UTC
Hi everyone,
I've already installed anaconda and start up anaconda prompt, but … I cant start jupyter notebook in any way.
Also, I can't initiated anaconda navigator, anaconda prompt has recognised only
OS is W10.
Firewall is turn off.
message below
Many thanks
(base) C:\Users\nenadzi>jupyter notebook
Traceback (most recent call last):
File "C:\Users\nenadzi\AppData\Local\Continuum\anaconda3\Scripts\jupyter-notebook-script.py", line 6, in <module>
from notebook.notebookapp import main
File "C:\Users\nenadzi\AppData\Local\Continuum\anaconda3\lib\site-packages\notebook\notebookapp.py", line 61, in <module>
from tornado import httpserver
File "C:\Users\nenadzi\AppData\Local\Continuum\anaconda3\lib\site-packages\tornado\httpserver.py", line 33, in <module>
from tornado.http1connection import HTTP1ServerConnection, HTTP1ConnectionParameters
File "C:\Users\nenadzi\AppData\Local\Continuum\anaconda3\lib\site-packages\tornado\http1connection.py", line 31, in <module>
from tornado import iostream
File "C:\Users\nenadzi\AppData\Local\Continuum\anaconda3\lib\site-packages\tornado\iostream.py", line 41, in <module>
from tornado.netutil import ssl_wrap_socket, _client_ssl_defaults, _server_ssl_defaults
File "C:\Users\nenadzi\AppData\Local\Continuum\anaconda3\lib\site-packages\tornado\netutil.py", line 45, in <module>
ssl.Purpose.SERVER_AUTH)
File "C:\Users\nenadzi\AppData\Local\Continuum\anaconda3\lib\ssl.py", line 578, in create_default_context
context.load_default_certs(purpose)
File "C:\Users\nenadzi\AppData\Local\Continuum\anaconda3\lib\ssl.py", line 479, in load_default_certs
self._load_windows_store_certs(storename, purpose)
File "C:\Users\nenadzi\AppData\Local\Continuum\anaconda3\lib\ssl.py", line 471, in _load_windows_store_certs
self.load_verify_locations(cadata=certs)
ssl.SSLError: nested asn1 error (_ssl.c:3840)
(base) C:\Users\nenadzi>
The short fix is to eitherif certs: self.load_verify_locations(cadata=certs) from file “C:\Users\USERNAME\AppData\Local\Continuum\anaconda3\lib\ssl.py”, lines 470 and 471
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