@DavisVickers glad to hear it helped. :(. [D 17:16:48.621 NotebookApp] 201 POST /api/sessions (172.16.48.232) 56.14ms [D 17:16:00.777 NotebookApp] Path custom.js served from /root/anaconda3/envs/my-rdkit-env/lib/python3.6/site-packages/notebook/static/custom/custom.js File "C:\ProgramData\Anaconda3\lib\site-packages\traitlets\config\configurable.py", line 412, in instance For me it's not clear if this bug is on tornado or jupyter side. In new ML workspace you need to setup the computing resource to run the jupyter. raise value [I 2022-10-14 13:28:24.315 ServerApp] Jupyter Server 1.13.5 is running at: Thank you. [W 01:43:21.140 NotebookApp] Replacing stale connection: 0f138dea-b642-4fbf-8b5a-a22f979fb603:756a070714d04866bc9f5c7f600db245 Next, you can run this command: jupyter console --existing. /etc/jupyter/nbconfig/common.json from .connect import * [I 13:43:20.815 NotebookApp] http://localhost:8888/?token=e680df78a5153f6708f7ad4756ce5a506a78a617b05fc71f ), but none of them has worked out. Jupyter Notebook Kernel Not Connecting Connection Failed Issue 5024 Jupyter Notebook Github File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\ipykernel\connect.py", line 18, in inst = cls(*args, **kwargs) "main", mod_spec) m.PylabMagics, m.ScriptMagics, reraise(*exc_info) File "C:\Anaconda\Lib\site-packages\jupyter_client\connect.py", line 21, in /usr/local/etc/jupyter/nbconfig/notebook.json from .connect import * File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\ipykernel\connect.py", line 18, in [D 19:47:26.176 NotebookApp] Paths used for configuration of notebook: [D 19:48:26.313 NotebookApp] Opening websocket /api/kernels/b8710be7-c12c-44a5-a501-84bede249224/channels [D 19:47:19.229 NotebookApp] Path components/requirejs/require.js served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/components/requirejs/require.js [D 19:47:19.305 NotebookApp] Paths used for configuration of tree: File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend_init_.py", line 40, in File "C:\ProgramData\Anaconda3\lib\sre_parse.py", line 924, in parse [D 21:03:47.041 NotebookApp] Paths used for configuration of common: [D 21:03:46.733 NotebookApp] 304 GET /static/components/MathJax/MathJax.js?config=TeX-AMS-MML_HTMLorMML-full,Safe&delayStartupUntil=configured (172.16.48.232) 3.71ms File "C:\ProgramData\Anaconda3\lib\site-packages\ipykernel\kernelapp.py", line 562, in initialize [I 13:16:57.977 NotebookApp] KernelRestarter: restarting kernel (1/5), keep random ports [D 19:47:25.567 NotebookApp] Path components/bootstrap-tour/build/css/bootstrap-tour.min.css served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/components/bootstrap-tour/build/css/bootstrap-tour.min.css from ipykernel import kernelapp as app If you are using a reverse proxy like nginx, you should consider whether the reverse proxy directive is set correctly. This is my Notebook Console output:-. By clicking Sign up for GitHub, you agree to our terms of service and Tried every solution, still no connection. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend_init_.py", line 40, in By clicking Sign up for GitHub, you agree to our terms of service and return run_code(code, main_globals, None, Based on the error message there is a similar thread discussion in the Q&A Forum, please refer to the suggestion. File "C:\ProgramData\Anaconda3\lib\sre_parse.py", line 420, in _parse_sub Yes, I have ESET Internet Security. I am also facing the same issue while running the tutorial code. [W 15:39:18.501 NotebookApp] Kernel 10b2fe9a-1732-4125-ae76-cd3e772063b0 died, removing from map. File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend\select.py", line 28, in select_backend WARNING: The conda.compat module is deprecated and will be removed in a future release. from .connect import * File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\jupyter_client\connect.py", line 21, in Hello to everyone !! ImportError: DLL load failed: The specified module could not be found. File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\site-packages\jupyter_core\paths.py", line 387, in win32_restrict_file_to_user app.initialize(argv) [I 2021-10-27 08:53:30.819 LabApp] JupyterLab application directory is C:\Users\jamil\anaconda3\share\jupyter\lab [D 19:47:26.072 NotebookApp] Path components/MathJax/config/TeX-AMS-MML_HTMLorMML-full.js served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/components/MathJax/config/TeX-AMS-MML_HTMLorMML-full.js In ML Studio, when I create a notebook the top of my screen says "Jupyter kernel error" in red. However, it is recommended that you switch to your preferred directory before running codes on the notebook. [C 18:45:07.698 NotebookApp], [I 18:45:11.695 NotebookApp] Creating new notebook in import (constants, error, message, context, [I 17:49:22.201 NotebookApp] Serving notebooks from local directory: C:\Users\PC02 Yes, I have ESET Internet Security. import (constants, error, message, context, @xh22 - thank you for the complete console. from .connect import * 1 Class class IPython.kernel.connect.ConnectionFileMixin (**kwargs) . [D 21:04:47.702 NotebookApp] Getting buffer for 425ab218-76c9-4bb0-b6e2-fb3b90565c03 raise value [I 2022-10-14 13:28:24.312 ServerApp] panel.io.jupyter_server_extension | extension was successfully loaded. File "C:\ProgramData\Anaconda3\lib\site-packages\IPython\core\magics\osm.py", line 52, in init [W 15:39:03.364 NotebookApp] Notebook Untitled2.ipynb is not trusted (Update: I found out that the new notebooks are connecting to kernel until an old notebook is opened. [W 13:16:55.363 NotebookApp] Config option template_path not recognized by TocExporter. Traceback (most recent call last): [I 19:46:31.318 NotebookApp] Jupyter Notebook 6.4.8 is running at: Thanks Bro, This was a big helpstruggling since a week. [I 13:43:44.866 NotebookApp] KernelRestarter: restarting kernel (3/5), new random ports return next(self.gen) from .connect import * File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\site-packages\ipykernel\kernelapp.py", line 257, in init_connection_file p = sre_compile.compile(pattern, flags) I have clean-uninstalled anaconda and uninstalled all jupyter using python -m pip uninstall -y jupyter jupyter_core jupyter-client jupyter-console jupyterlab_pygments notebook qtconsole nbconvert nbformat. [D 19:47:26.175 NotebookApp] Paths used for configuration of notebook: specification retrieval. /usr/local/etc/jupyter/jupyter_notebook_config.json File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\utils\sixcerpt.py", line 34, in reraise See if it works by itself then add modules as you go. [I 17:15:16.494 NotebookApp] Serving notebooks from local directory: /Users/sidodalpozzolo File "C:\Anaconda\Lib\site-packages\zmq\backend\select.py", line 28, in select_backend Pls help me out here. In the end I noticed some ValueError Exceptions being raised in the console where I started the jupyter client. File "C:\ProgramData\Anaconda3\lib\site-packages\IPython\core\magic.py", line 405, in register Jupyter Notebook Notebook"Connecting kernel" pipjupyterupdate . Traceback (most recent call last): File "/Users/vishnuc/anaconda3/lib/python3.7/site-packages/notebook/services/kernels/handlers.py", line 127, in create_stream This week some 10 out of 60 could not establish a running kernel again. p = sre_compile.compile(pattern, flags) File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\json\decoder.py", line 337, in decode Every time i launch a new jupyter notebook, the notebook is unable to connect to the kernel. [D 19:49:31.501 NotebookApp] 200 PUT /api/contents/Python%20Codes.ipynb (::1) 7.110000ms File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend_init_.py", line 27, in [I 17:15:16.492 NotebookApp] JupyterLab extension loaded from /Users/sidodalpozzolo/opt/anaconda3/lib/python3.8/site-packages/jupyterlab [D 19:47:26.174 NotebookApp] Paths used for configuration of notebook: /etc/jupyter/nbconfig/notebook.json inst = cls(*args, **kwargs) /usr/local/etc/jupyter/jupyter_notebook_config.json exec(code, run_globals) ImportError: DLL load failed: The specified module could not be found. Please capture the entire startup sequence, either via screen-scrape or by redirecting the output to a file. [I 18:45:12.863 NotebookApp] Kernel started: 769e9e62-8674-4b61-b21d-8b66574f023f, name: ir [W 14:13:59.084 NotebookApp] Timeout waiting for kernel_info reply from b41f0b9f-e2dd-4a72-94f1-b1cdfc061c86 import jupyter_client I am struggling with the same problem, checked many different solutions on the internet, tried them all, even uninstalling Anaconda and reinstalling, and it does not seem to work with any of these solutions. [D 19:48:30.154 NotebookApp] Initializing websocket connection /api/kernels/b8710be7-c12c-44a5-a501-84bede249224/channels Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, Windows --> Change Proxy Settings --> Automatically Detect Settings -> "Turn-off". Did you mean one of: extra_template_paths, template_name, template_paths? I have downgraded the tornado to 5.1.1, but still it is not working. Lost 1 hour of precious Saturday time on this. Try the new cross-platform PowerShell https://aka.ms/pscore6, PS C:\Users\stephen.bonacci\Desktop\AOTC> conda activate base /root/.jupyter/jupyter_notebook_config.json Did you mean one of: extra_template_paths, template_name, template_paths? This walkthrough shows you why . File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\ipykernel_init.py", line 2, in We did a demo and everything worked last week. [W 13:16:52.079 NotebookApp] Config option template_path not recognized by LenvsTocHTMLExporter. import socket [W 15:44:46.131 NotebookApp] Replacing stale connection: ea5eb9b2-7cc6-455b-8068-db5ce61ad768:a10207319f184c1bace6c946609970b2 [I 17:15:16.494 NotebookApp] http://localhost:8889/?token=b6d801352daf95e483d98ff5ec2bfd77f3a071b2fdd12352 exec(code, run_globals) Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\runpy.py", line 87, in run_code How dry does a rock/metal vocal have to be during recording? self.load_connection_file() So the asterisk on the command line stays forever. mod = import(name, fromlist=public_api) from .connect import * File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client\connect.py", line 21, in obj, end = self.raw_decode(s, idx=w(s, 0).end()) [D 21:03:46.584 NotebookApp] Path components/text-encoding/lib/encoding.js served from /root/anaconda3/envs/test/lib/python3.6/site-packages/notebook/static/components/text-encoding/lib/encoding.js [D 19:47:26.193 NotebookApp] Found kernel python3 in /Users/lgouda/opt/anaconda3/share/jupyter/kernels Did you mean one of: extra_template_paths, template_name, template_paths? If defined, Did you mean one of: extra_template_paths, template_name, template_paths? [W 13:27:42.257 NotebookApp] Config option template_path not recognized by ExporterCollapsibleHeadings. I was able to uninstall, but i'm not able to do a pip install tornado 5.1.1. [I 08:53:30.834 NotebookApp] Serving notebooks from local directory: C:\Users\jamil --pylab from . It should contain some traceback information or the like relative to this issue. Did you mean one of: extra_template_paths, template_name, template_paths? File "/Users/lgouda/opt/anaconda3/lib/python3.9/webbrowser.py", line 684, in open File "C:\Users\jamil\anaconda3\envs\gpu2\lib\runpy.py", line 193, in run_module_as_main from .connect import * from .connect import * return run_code(code, main_globals, None, File "C:\Anaconda\Lib\site-packages\zmq\backend\cython_init.py", line 6, in How to print and connect to printer using flutter desktop via usb? from .connect import * I start a jupyter-lab with a few notebooks. [D 21:03:47.030 NotebookApp] Paths used for configuration of notebook: raise value File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\runpy.py", line 194, in run_module_as_main from .connect import * The session has been removed. [D 21:03:46.585 NotebookApp] Path notebook/js/main.min.js served from /root/anaconda3/envs/test/lib/python3.6/site-packages/notebook/static/notebook/js/main.min.js 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 13:16:57.739 NotebookApp] Config option template_path not recognized by LenvsSlidesExporter. Did you mean one of: extra_template_paths, template_name, template_paths? File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend\cython_init.py", line 6, in File "C:\Users\jamil\anaconda3\envs\gpu2\lib\runpy.py", line 193, in run_module_as_main Asking for help, clarification, or responding to other answers. [D 19:47:26.181 NotebookApp] Path components/MathJax/extensions/TeX/newcommand.js served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/components/MathJax/extensions/TeX/newcommand.js [D 21:03:47.695 NotebookApp] Initializing websocket connection /api/kernels/425ab218-76c9-4bb0-b6e2-fb3b90565c03/channels [I 19:46:31.318 NotebookApp] or http://127.0.0.1:8888/?token=67847a24b1cd9dc07059177d26669194deee2b0a7ae614c2 [W 13:27:38.666 NotebookApp] Config option template_path not recognized by ExporterCollapsibleHeadings. [D 17:16:00.825 NotebookApp] Path nb_conda/urls.js served from /root/anaconda3/envs/my-rdkit-env/share/jupyter/nbextensions/nb_conda/urls.js [D 21:03:46.592 NotebookApp] 200 GET /notebooks/test_dir/rdkit.ipynb (172.16.48.232) 387.11ms Thanks to @Elena for discovering this issue. [W 13:27:43.269 NotebookApp] Config option template_path not recognized by LenvsLatexExporter. from .connect import * File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\ipykernel_launcher.py", line 15, in [D 21:04:47.701 NotebookApp] 101 GET /api/kernels/425ab218-76c9-4bb0-b6e2-fb3b90565c03/channels?session_id=3711cc0e8ba1407f8b472c791bc4d775 (172.16.48.232) 60007.49ms [W 13:16:21.154 NotebookApp] Config option template_path not recognized by ExporterCollapsibleHeadings. [I 08:53:47.270 NotebookApp] KernelRestarter: restarting kernel (1/5), new random ports reraise(*exc_info) Did you mean one of: extra_template_paths, template_name, template_paths? from ipykernel import kernelapp as app Any suggestions? Here it is: @toanasahmed - this is the output on the Notebook itself. Thank you so much Kevin!! Before we get into the solutions, what is a kernel error? import (constants, error, message, context, b = lambda: browser.open(assembled_url, new=self.webbrowser_open_new) [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 I have a compute instance running (it's green), but it also says "No Kernel connected". Traceback (most recent call last): from .connect import * How were Acorn Archimedes used outside education? round some security block. return default_decoder.decode(s) [D 17:14:33.066 NotebookApp] Looking for jupyter_config in /root/.jupyter File "c:\users\kimish.desktop-pt5p6t3\appdata\local\programs\python\python38-32\lib\site-packages\pandas\testing.py", line 5, in File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend_init_.py", line 40, in File "C:\Anaconda\Lib\site-packages\zmq\backend\cython_init.py", line 6, in [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 Thank you. File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client_init.py", line 4, in (my-rdkit-env) [root@localhost ~]# jupyter notebook --allow-root --debug File "C:\ProgramData\Anaconda3\lib\sre_parse.py", line 810, in _parse mod = import(name, fromlist=public_api) [I 18:45:07.590 NotebookApp] The port 8888 is already in use, trying another port. /root/.jupyter/nbconfig/tree.json File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\json\decoder.py", line 355, in raw_decode [D 19:48:44.229 NotebookApp] Initializing websocket connection /api/kernels/b8710be7-c12c-44a5-a501-84bede249224/channels File "C:\Users\jamil\anaconda3\envs\gpu2\lib\runpy.py", line 193, in run_module_as_main File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\ipykernel_launcher.py", line 15, in Soo Jeong 6 months. mod = import(name, fromlist=public_api) [D 17:16:00.357 NotebookApp] Paths used for configuration of tree: [D 17:15:59.607 NotebookApp] Path components/es6-promise/promise.min.js served from /root/anaconda3/envs/my-rdkit-env/lib/python3.6/site-packages/notebook/static/components/es6-promise/promise.min.js File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\json_init.py", line 293, in load [D 21:03:42.408 NotebookApp] Loaded config file: /root/.jupyter/jupyter_notebook_config.json If you found the downgrade to work, was that after attempting the upgrade approach? Did you mean one of: extra_template_paths, template_name, template_paths? [W 13:27:41.303 NotebookApp] Config option template_path not recognized by LenvsSlidesExporter. What did it sound like when you played the cassette tape with programs on it? kernel = self, [D 21:03:42.405 NotebookApp] Looking for jupyter_config in /etc/jupyter How (un)safe is it to use non-random seed words? } after restarting the notebook server: File "/Users/vishnuc/anaconda3/lib/python3.7/site-packages/notebook/services/kernels/handlers.py", line 274, in open from zmq import backend [D 19:47:26.230 NotebookApp] 200 GET /nbextensions/jupyterlab-plotly/extension.js?v=20220521194630 (::1) 2.910000ms from zmq import backend File "C:\ProgramData\Anaconda3\lib\re.py", line 234, in compile File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\utils\sixcerpt.py", line 34, in reraise p = _parse_sub(source, pattern, flags & SRE_FLAG_VERBOSE, 0) I run the Jupiter notebook on anaconda but the only thing that happen is appearing [*] near the code lines and I can. [W 13:16:55.733 NotebookApp] Config option template_path not recognized by LenvsTocHTMLExporter. [D 21:03:46.326 NotebookApp] Path components/react/react.production.min.js served from /root/anaconda3/envs/test/lib/python3.6/site-packages/notebook/static/components/react/react.production.min.js reference: https://www.cnblogs.com/lcword/p/15544380.html, I am having the same issue - tried uninstalling, reinstalling and changing tornado versions. I installed python 3.6 (32 bit) , Anaconda 3 (64 bit) on Win 7 (64 bit ). [D 19:47:19.224 NotebookApp] Path base/images/favicon.ico served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/base/images/favicon.ico [W 2022-10-14 13:28:49.915 ServerApp] Kernel 0c7e8334-2d31-41b8-97d0-2d8efa8d9630 died, removing from map. File "C:\ProgramData\Anaconda3\lib\runpy.py", line 85, in _run_code Moreover on typing jupyter kernelspec list I ve got this File "C:\Anaconda\Lib\site-packages\ipykernel_launcher.py", line 15, in ImportError: DLL load failed: The specified module could not be found. Did you mean one of: extra_template_paths, template_name, template_paths? All developers must be familiar with Anaconda Navigator, right? [I 17:15:16.494 NotebookApp] or http://127.0.0.1:8889/?token=b6d801352daf95e483d98ff5ec2bfd77f3a071b2fdd12352 Did you mean one of: extra_template_paths, template_name, template_paths? [W 13:16:55.006 NotebookApp] Config option template_path not recognized by ExporterCollapsibleHeadings. I have finally been able to install Julia and IJulia without precompile errors on the host computer in spite of Julia's best efforts. [W 07:58:48.124 NotebookApp] Replacing stale connection: 141bcf3c-2e22-45aa-a0cf-5a6e91946b02:8e34707500254cf68e9a67a6a7157d43 Hmm, that doesn't give many clues either. [D 17:16:48.264 NotebookApp] Path nb_conda/main.js served from /root/anaconda3/envs/my-rdkit-env/share/jupyter/nbextensions/nb_conda/main.js [D 21:03:47.042 NotebookApp] 200 GET /api/config/common?=1572930234464 (172.16.48.232) 5.45ms Sometimes shutting down the kernel, closing its tab in jupyter-lab and reopening it does the job. [D 17:16:00.354 NotebookApp] Paths used for configuration of tree: [D 19:47:32.352 NotebookApp] Connecting to: tcp://127.0.0.1:58644 and then re-installing jupyter and jupyter_contrib_nbextensions with conda. [D 19:47:26.299 NotebookApp] Requesting kernel info from b8710be7-c12c-44a5-a501-84bede249224 What are the disadvantages of using a charging station with power banks? [D 17:14:33.068 NotebookApp] Loaded config file: /root/.jupyter/jupyter_notebook_config.py Hi @ajitminj - This is the crux of your issue: I suspect you have a situation with your pyzmq installation and an uninstall/reinstall might help. Its that attempted use of the kernel that should produce more information on the terminal window in which you started the server. [D 21:03:47.111 NotebookApp] Path custom.js served from /root/anaconda3/envs/test/lib/python3.6/site-packages/notebook/static/custom/custom.js The source of these exceptions was another python script in the same folder as the notebook. I have found this same issue, and identified it only happens with Chrome standard browser. pip install tornado==5.1.1 fixed this. [E 13:28:50.502 NotebookApp] Error opening stream: HTTP 404: Not Found (Kernel does not exist: 330a6583-0b2d-42b1-aa67-c95a50c19e80) File "C:\Anaconda\Lib\site-packages\ipykernel_init.py", line 2, in Have a question about this project? [I 05:37:29.827 NotebookApp] KernelRestarter: restarting kernel (1/5), new random ports raise value [D 19:48:28.064 NotebookApp] Using contents: services/contents Please navigate back to the project page and run your project before opening the required notebook in a new window which should show all the options to select the kernel and run a cell. I 05:37:26.825 NotebookApp] Kernel started: 83d946a1-b7d0-468e-a149-394af4731e84, name: py3tf2.0 Did you mean one of: extra_template_paths, template_name, template_paths? Cleanup connection file if we wrote it. I don't know what happened, but I've been working with Azure ML for 6 months already and it's the first time I get this kind of error. How to see the number of layers currently selected in QGIS, How Could One Calculate the Crit Chance in 13th Age for a Monk with Ki in Anydice? File "
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