Question 135508 in Visual Studio Code Question posted in
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Visual Studio Code – Cannot start Jupyter Notebook kernel in VSCode

I tried to install the Jupyter Notebook Kernel on VSCode, and it cant seem to connect, it shows this text in the VSCode:

Failed to start the Kernel. 
C:UsersTheodoreAppDataRoamingPythonPython310site-packagestraitletstraitlets.py:2412: FutureWarning: Supporting extra quotes around strings is deprecated in traitlets 5.0. You can use 'hmac-sha256' instead of '"hmac-sha256"' if you require traitlets >=5.
  warn(
C:UsersTheodoreAppDataRoamingPythonPython310site-packagestraitletstraitlets.py:2366: FutureWarning: Supporting extra quotes around Bytes is deprecated in traitlets 5.0. Use '7d0f2f44-841e-4868-9c82-374720d9f73e' instead of 'b"7d0f2f44-841e-4868-9c82-374720d9f73e"'.
  warn(
Bad address (C:projectslibzmqsrcepoll.cpp:100). 
View Jupyter log for further details.

Python version : 3.10.4
Jupyter Notebook Version: 6.4.12

I tried switching to the kernel from Anaconda, but it also doesn’t seem to work. Sometimes it just asks me to reinstall the ipykernel again. Thanks for your help.

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2

Answers


  1. Chosen as BEST ANSWER
    0

    Turns out I have a VPN, and it made it crash, i used this in the CMD:

    netsh winsock reset

    and it worked. Thanks for your help


  2. 0

    Use command pip install ipykernel in the cmd.

    Alternative method:

    Use following command in the terminal to reinstall pyzmq package.

    pip uninstall pyzmq
pip install pyzmq
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