Vscode Restarting Kernel Stuck, The only solution is to quit vscode and restart. An update to the Jupyter extension might be struggling with your specific Python 3. 馃攧 How to Reset Python Shell: A Step-by-Step Guide for Beginners & Pros TL;DR: Resetting the Python shell (REPL) is quick and easy! Whether you’re stuck in an infinite loop, want to clear variables, or just need a fresh start, this guide covers all methods—from keyboard shortcuts to restarting the interpreter. But after running / restarting it a couple of times, it gets stuck on restarting the kernel. 11. 0. Mar 13, 2023 路 I ran the above code in a Jupyter notebook in Visual Studio Code, and it immediately provoked "Reconnecting to the kernel " just wonder if anyone seen this. — Sep 11, 2021 路 5 VSCode's Jupyter extension now has a "Jupyter: Restart Kernel and Run All Cells" command (jupyter. Aug 9, 2021 路 1 You need to reload the environments if you created your environment after you launched VSCode. When I start using the Notebook, everything works fine. Note that if I tried the above with just the good old Jupyter notebook, it is displaying the jpeg correctly. The jupyter notebook extension in vscode as well as the jupyter notebook in the browser get stuck in kernel connecting state when a cell is executed. venv -kernel as my kernel. If it gets stuck, it usually means. Oct 12, 2025 路 The installation completed successfully, but upon launching the application, it gets stuck on the message "Detecting Kernel". Mar 30, 2021 路 Visual Studio Code does not detect virtual environments. Select "Select Another Kernel". The notification window shows: And in the Jupyter Output, the last thing to be shown is: Mar 21, 2023 路 The kernel fails to restart (roughly 1 in 3 times) and the following pop up window keeps loading. 1 setup. If it’s still spinning, try Ctrl + Shift + P and run Developer: Reload Window. When VS Code says it's "connecting," it’s trying to start a background Python process (the Kernel) to execute your code. My whole class workes with the same VSC, Python, Jupyter Notebook and kernel Version and no one else has seems to have any problems. Descriptions of kernel selection options and tutorials on managing different types of kernels when working with Jupyter Notebooks in Visual Studio Code. . You can do this simply by restarting your vscode or as suggested, ctrl+shift+p on win or cmd+shit+p on mac. I run vscode in the folder where the venv folder is located, when I try to select the kernel in vscode I can see the main environment and one Mar 15, 2023 路 What happened? Restarting the kernel is much slower than it used to be a couple of weeks ago, but sometimes it gets stuck. I get a message in the bottom right that says "Restarting Kernel: " that never goes away and the notebook is irresponsive. No coding experience needed! Let’s dive in. Can anyone help me fix this problem? Many thanks in advance! Feb 7, 2026 路 The kernel gets stuck too often where I can't interrupt or restart. It’s the "turn it off and on again" of the VS Code world. Dec 20, 2024 路 It typically happens after having worked with the Notebook for some minutes, running some code and restarting the Notebooks a couple of times. Please provide a mechanism to force kill it, even providing the pid would be acceptable! Aug 26, 2020 路 When I change an imported python script when running cell by cell imports doesn't work until I restart the whole program VSCode. Apr 8, 2024 路 When I try to interrupt or restart the kernel, the same problem appears, just endless loading. I tried to kill kernel and restart it, saved changes - nothing works, only restarting is need. 0 of the ipykernel python package. I'm sorry I'm not able to describe the problem any better, will continue to investigate reasons Oct 12, 2025 路 It seems to be an issue with the version 7. [1] You can map this freely in the keyboard shortcuts. The ipykernel package might be corrupted or missing. I can solve the issue by closing the whole window (not just the script that generated the issue) e restarting everything from zero. I just hangs indefinitely!! The only way is to restart VSCode, this can happen non-stop causing this plugin to be worthless. Dec 20, 2024 路 In the Notebook, I have selected the . Click on the Kernel Version in the top right corner of your editor. Mar 13, 2026 路 Resolve the persistent VS Code Jupyter extension hang where notebooks stay on Detecting Kernels by fixing environment discovery and extension cache. restartkernelandrunallcells). Choose your specific Python 3. The application appears to hang at this stage and is unable to detect the kernel. 1 environment again. xhr osgq cpozoo mrga 4zgl 0jsgb o6tw 7zkwt8x xsg0dec 4ljw