File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\ipykernel_init.py", line 2, in File "C:\ProgramData\Anaconda3\lib\site-packages\traitlets\config\configurable.py", line 412, in instance File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq_init_.py", line 50, in File "C:\Users\jamil\anaconda3\envs\gpu2\lib\runpy.py", line 85, in run_code I got the following error messages once I removed SSL certificate paths from config file: Uncaught exception GET /api/kernels/75d3fc32-cabb-43ea-af5f-e67591e90c7a/channels?session_id=6e9313c388bf4e768b6016ed049163d3 (172.31.55.192) File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\jupyter_client_init.py", line 4, in from . [W 13:27:43.306 NotebookApp] Config option template_path not recognized by LenvsLatexExporter. from zmq import backend Could you please provide the output you see on the Notebook server's console? not nested and not items)) One thing you might try is re-installing nb-conda-kernels and/or creating another env. [W 18:46:15.700 NotebookApp] 404 GET /api/kernels/769e9e62-8674-4b61-b21d-8b66574f023f/channels?session_id=04c75536d4594d4583014567d3332bae (::1) 3.68ms referer=None [D 19:47:19.231 NotebookApp] Path tree/js/main.min.js served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/tree/js/main.min.js Should there be nothing obvious from examining the value of PATHEXT, I suggest opening an issue in the IPython repo duplicating the contents of your comment above. from zmq import backend raise source.error("incomplete escape %s" % escape, len(escape)) It was caused by the tornado-package and I had to downgrade it. File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend_init_.py", line 40, in [D 21:03:47.413 NotebookApp] Path components/MathJax/jax/output/HTML-CSS/fonts/STIX-Web/fontdata.js served from /root/anaconda3/envs/test/lib/python3.6/site-packages/notebook/static/components/MathJax/jax/output/HTML-CSS/fonts/STIX-Web/fontdata.js What I have tried and I repeated it to check if it is the cause. Did you mean one of: extra_template_paths, template_name, template_paths? from .connect import * It comes back and says could not find a version that satisfies the requirement 5.1.1. File "C:\ProgramData\Anaconda3\lib\site-packages\ipykernel\zmqshell.py", line 593, in init_magics import jupyter_client File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend\cython_init.py", line 6, in [D 19:46:30.463 NotebookApp] Paths used for configuration of jupyter_notebook_config: [I 19:46:31.318 NotebookApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). (test) [root@localhost ~]# jupyter notebook --allow-root --debug [D 19:47:19.310 NotebookApp] Found kernel python3 in /Users/lgouda/opt/anaconda3/share/jupyter/kernels File "C:\ProgramData\Anaconda3\lib\site-packages\IPython\core\interactiveshell.py", line 2250, in init_magics [I 14:13:05.004 NotebookApp] KernelRestarter: restarting kernel (2/5), new random ports internet security software is disabled, but I still have problem with it :( [W 15:40:36.163 NotebookApp] Timeout waiting for kernel_info reply from ea5eb9b2-7cc6-455b-8068-db5ce61ad768 Default: 'disabled' File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\ipykernel\connect.py", line 18, in Thank you so much Kevin!! This solution was the one I was looking for, I have experienced the same problem with Dockerised JupyterLab. Just seems weird that jupyter won't work with tornado 6.0 and it's installed by default. File "C:\Users\jamil\anaconda3\envs\gpu2\lib\runpy.py", line 85, in run_code from .connect import * Turns out this is a tornado issue. /Users/lgouda/opt/anaconda3/etc/jupyter/jupyter_notebook_config.json In new ML workspace you need to setup the computing resource to run the jupyter. How to make chocolate safe for Keidran? File "C:\Users\jamil\anaconda3\envs\gpu2\lib\runpy.py", line 85, in run_code ImportError: cannot import name 'constants' from partially initialized module 'zmq.backend.cython' (most likely due to a circular import) (C:\Anaconda\Lib\site-packages\zmq\backend\cython_init_.py) [W 08:58:52.192 NotebookApp] Replacing stale connection: 141bcf3c-2e22-45aa-a0cf-5a6e91946b02:8e34707500254cf68e9a67a6a7157d43 File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\cython_init.py", line 6, in Wall shelves, hooks, other wall-mounted things, without drilling? Data Visualization : An insight from Data, Top 5 Power BI Dashboard Examples to Get You Started, Stock Fundamental Data: Tips to Get it For Free & Its Limitations, Hacks for becoming a top data scientist in 6 months: What I did in 2018, and what I will do in 2019, python -m ipykernel install user name myenv display-name py. File "C:\ProgramData\Anaconda3\lib\sre_compile.py", line 764, in compile [I 13:43:38.825 NotebookApp] KernelRestarter: restarting kernel (1/5), new random ports There is an actively developed iPython/Jupyter notebook kernel called iWolfram that should work with the Wolfram Engine, but there seems to be a few wrinkles to iron out. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. [D 19:47:19.227 NotebookApp] Path components/react/react.production.min.js served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/components/react/react.production.min.js Searching anaconda or jupyter in Home directory gave nothing. from zmq import backend File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq_init_.py", line 50, in [D 21:03:47.411 NotebookApp] 200 GET /nbextensions/jupyter-js-widgets/extension.js?v=20191105210342 (172.16.48.232) 275.37ms File "C:\ProgramData\Anaconda3\lib\site-packages\ipykernel\zmqshell.py", line 593, in init_magics Did you mean one of: extra_template_paths, template_name, template_paths? [D 19:49:31.501 NotebookApp] 200 PUT /api/contents/Python%20Codes.ipynb (::1) 7.110000ms File "C:\Anaconda\Lib\site-packages\ipykernel_init.py", line 2, in [W 21:04:47.700 NotebookApp] Timeout waiting for kernel_info reply from 425ab218-76c9-4bb0-b6e2-fb3b90565c03 super(ZMQInteractiveShell, self).init_magics() [W 13:16:25.087 NotebookApp] Config option template_path not recognized by LenvsLatexExporter. raise value [W 13:17:10.265 NotebookApp] KernelRestarter: restart failed reraise(*exc_info) File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend\select.py", line 28, in select_backend import jupyter_client Already on GitHub? [D 19:47:19.235 NotebookApp] 200 GET /tree?token=67847a24b1cd9dc07059177d26669194deee2b0a7ae614c2 (::1) 47.050000ms [D 17:16:00.919 NotebookApp] 304 GET /nbextensions/nb_conda/tab.html (172.16.48.232) 1.40ms [D 19:47:26.226 NotebookApp] 200 GET /api/contents/Python%20Codes.ipynb?type=notebook&=1653187646113 (::1) 20.200000ms File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client\connect.py", line 21, in To subscribe to this RSS feed, copy and paste this URL into your RSS reader. [D 17:14:33.066 NotebookApp] Looking for jupyter_config in /usr/local/etc/jupyter File "C:\ProgramData\Anaconda3\lib\site-packages\ipykernel\ipkernel.py", line 68, in init self.run() [I 17:49:27.426 NotebookApp] Kernel started: 64e1f1ca-8f10-4995-8170-a8a3f56d0847 Every time i launch a new jupyter notebook, the notebook is unable to connect to the kernel. from zmq import backend /root/anaconda3/envs/my-rdkit-env/etc/jupyter/nbconfig/notebook.d/widgetsnbextension.json File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\jupyter_client\connect.py", line 21, in For this tutorial we will be using py you can use any environment you are comfortable with, it doesn't necessarily have to be py just make sure to replace mine with yours while running the command. [E 08:54:44.320 NotebookApp] Error opening stream: HTTP 404: Not Found (Kernel does not exist: 141bcf3c-2e22-45aa-a0cf-5a6e91946b02) Since 'email' is a standard module, so I need to name my 'email.py' as another name, such as 'play_email.py', as long as the new name is different from any standard module name. Its possible a software update caused a package version conflict thats preventing things from working. File "C:\Anaconda\Lib\site-packages\jupyter_client_init.py", line 4, in Traceback (most recent call last): File "C:\ProgramData\Anaconda3\lib\runpy.py", line 85, in _run_code [W 09:03:01.208 NotebookApp] Replacing stale connection: 141bcf3c-2e22-45aa-a0cf-5a6e91946b02:8e34707500254cf68e9a67a6a7157d43 How to display all output in Jupyter Notebook within Visual Studio Code? info = json.load(f) [D 17:16:48.201 NotebookApp] 304 GET /api/kernelspecs (172.16.48.232) 3.58ms Actually i am facing issue in my new conda environment named as ajitenv. Continuing File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\ipykernel_init.py", line 2, in when it is not running. Reason: image not found File "C:\ProgramData\Anaconda3\lib\sre_compile.py", line 764, in compile File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client\connect.py", line 21, in File "C:\ProgramData\Anaconda3\lib\sre_parse.py", line 420, in _parse_sub This file can be located by running jupyter kernelspec list and identifying the kernel name corresponding to the kernel you're trying to launch. ` Did you mean one of: extra_template_paths, template_name, template_paths? [W 17:14:33.069 NotebookApp] Collisions detected in /root/.jupyter/jupyter_notebook_config.py and /root/.jupyter/jupyter_notebook_config.json config files. generate default config file Your C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\cython directory should resemble the following (although the darwin DLLs you see should be more Windows-specific as this listing was captured from a Mac): Each of these DLLs essentially corresponds to the import statement on line 6 of the __init__.py file. File "C:\ProgramData\Anaconda3\lib\sre_compile.py", line 764, in compile I've tried reinstalling Anaconda and upgrading Jupyter Notebook but it doesn't seem to work. File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq_init_.py", line 50, in [W 15:40:03.551 NotebookApp] Timeout waiting for kernel_info reply from 10b2fe9a-1732-4125-ae76-cd3e772063b0 import pandas as pd import jupyter_client ImportError: DLL load failed while importing error: The specified module could not be found. Done. :). A Connection to the Notebook Server could not be established | Can't connect Jupyter Notebook server. [D 17:15:59.606 NotebookApp] Path components/jquery-ui/themes/smoothness/jquery-ui.min.css served from /root/anaconda3/envs/my-rdkit-env/lib/python3.6/site-packages/notebook/static/components/jquery-ui/themes/smoothness/jquery-ui.min.css
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