no connection to kernel jupyter

[D 17:16:47.933 NotebookApp] 304 GET /static/components/MathJax/config/TeX-AMS-MML_HTMLorMML-full.js?V=2.7.6 (172.16.48.232) 1.38ms File "C:\Users\ADMIN\AppData\Roaming\Python\Python36\site-packages\ipykernel\kernelapp.py", line 477, in start RuntimeError: This event loop is already running SASPy is working fine. info = json.load(f) [D 15:39:16.890 NotebookApp] 200 GET /custom/custom.js?v=20201228153912 (::1) 5.42ms These do not have to all be qt frontends - any Jupyter frontend can connect and run code. Objectives: Install R Kernel on Jupyter Notebook (Windows) Required Tools: R for windows- R for window… [I 18:45:07.693 NotebookApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). from .loader import Config, LazyConfigValue, DeferredConfig, _is_section_key [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 [D 15:39:30.913 NotebookApp] Path components/MathJax/fonts/HTML-CSS/STIX-Web/woff/STIXMathJax_Normal-Italic.woff served from /Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/notebook/static/components/MathJax/fonts/HTML-CSS/STIX-Web/woff/STIXMathJax_Normal-Italic.woff result = callback(*args, **kwargs) Turns out this is a tornado issue. import jupyter_client from math import log as _log, exp as _exp, pi as _pi, e as _e, ceil as _ceil from ipykernel import kernelapp as app 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) Traceback (most recent call last): File "/Users/marcholder/opt/anaconda3/lib/python3.8/random.py", line 41, in --no-mathjax Successfully merging a pull request may close this issue. [D 15:39:16.801 NotebookApp] Paths used for configuration of common: File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\site-packages\ipykernel\kernelapp.py", line 257, in init_connection_file File "/Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/ipykernel/connect.py", line 13, in 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) [I 15:39:14.788 NotebookApp] JupyterLab application directory is /Users/marcholder/opt/anaconda3/share/jupyter/lab File "/Users/vishnuc/anaconda3/lib/python3.7/site-packages/notebook/services/kernels/handlers.py", line 274, in open [I 14:48:25.135 NotebookApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). /root/anaconda3/envs/my-rdkit-env/etc/jupyter/nbconfig/notebook.d/widgetsnbextension.json import pandas.testing from .connect import * from IPython.core.profiledir import ProfileDir [W 13:16:24.648 NotebookApp] Config option template_path not recognized by LenvsHTMLExporter. [D 17:16:00.898 NotebookApp] Path nb_conda/common.js served from /root/anaconda3/envs/my-rdkit-env/share/jupyter/nbextensions/nb_conda/common.js Found insideThis book will be your solution-based guide as it will take you through different programming aspects with Julia. Type x and hit return, and you should see that the variable already exists and has a value of 5. [W 01:44:00.165 NotebookApp] 404 GET /api/kernels/0f138dea-b642-4fbf-8b5a-a22f979fb603/channels?session_id=756a070714d04866bc9f5c7f600db245 (::1) 16983.47ms referer=None --script raise JSONDecodeError("Expecting value", s, err.value) from None I believe "interesting portions" of the terminal output have scrolled off your screen. There are infinite ways a "Kernel error in jupyter notebook" can rear its head - so you might be better off creating a new issue specific to a failure with pycocotools. It is literally, From the screen shot of your server console, I see you probably have two, Once you start a jupyter server with debug enabled, you'll need to attempt to use a kernel. /usr/local/etc/jupyter/jupyter_notebook_config.json jupyter notebook [D 15:39:30.947 NotebookApp] Path components/MathJax/jax/output/HTML-CSS/fonts/STIX-Web/Main/Regular/Main.js served from /Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/notebook/static/components/MathJax/jax/output/HTML-CSS/fonts/STIX-Web/Main/Regular/Main.js There's a special fallback for the Python kernel: if it doesn't find a real kernelspec, but it can import the ipykernel package, it provides a kernel which will run in the same Python environment as the notebook server. result = callback(*args, **kwargs) [D 17:16:00.899 NotebookApp] 200 GET /nbextensions/nb_conda/common.js?v=20191105171433 (172.16.48.232) 1.72ms dyld: Library not loaded: @rpath/libreadline.6.2.dylib [W 16:59:36.305 NotebookApp] Kernel 9aba1f5b-0e99-47f2-b8c6-6d16905b7f01 died, removing from map. [I 18:45:24.890 NotebookApp] KernelRestarter: restarting kernel (4/5), new random ports File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\jupyter_client\connect.py", line 21, in from .application import * What is 3 * 4 12 raise JSONDecodeError("Expecting value", s, err.value) from None Hello, /etc/jupyter/jupyter_notebook_config.json from .connect import * File "c:\users\kimish.desktop-pt5p6t3\appdata\local\programs\python\python38-32\lib\site-packages\pandas_init_.py", line 180, in Install Anaconda. [D 17:16:48.649 NotebookApp] 304 GET /nbextensions/nb_conda/views.js?v=20191105171433 (172.16.48.232) 1.30ms File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\runpy.py", line 87, in run_code [W 13:16:24.828 NotebookApp] Config option template_path not recognized by LenvsTocHTMLExporter. Found insideUse PyCharm with fluid efficiency to write idiomatic python code About This Book Understand how PyCharm works and how you can leverage its strength to develop applications quickly Master PyCharm's editor to get a fast workflow Full of ... File "C:\Anaconda\Lib\site-packages\zmq\backend_init_.py", line 27, in dyld: Library not loaded: @rpath/libreadline.6.2.dylib [D 21:03:47.034 NotebookApp] 200 GET /api/config/notebook?=1572930234463 (172.16.48.232) 7.60ms [I 13:11:57.393 NotebookApp] Jupyter Notebook 6.3.0 is running at: This caused errors similar to the others in the thread above. [I 05:37:38.855 NotebookApp] KernelRestarter: restarting kernel (4/5), new random ports import (constants, error, message, context, [D 17:16:00.826 NotebookApp] 200 GET /nbextensions/nb_conda/urls.js?v=20191105171433 (172.16.48.232) 3.07ms from .connect import * The --port and --jupyterhub-port arguments can be used to override the default ports to avoid conflicts with other applications.. [D 15:39:16.542 NotebookApp] Path tree/js/main.min.js served from /Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/notebook/static/tree/js/main.min.js [I 13:18:29.272 NotebookApp] Saving file at /Untitled.ipynb lt worked!!! raise JSONDecodeError("Expecting value", s, err.value) from None Thanks Bro, This was a big help...struggling since a week. Did you mean one of: extra_template_paths, template_name, template_paths? File "C:\Anaconda\Lib\site-packages\zmq\utils\sixcerpt.py", line 34, in reraise Now install the new kernel by running below command: python -m ipykernel install -user -name=gpu2. Traceback (most recent call last): [D 15:39:16.785 NotebookApp] Paths used for configuration of tree: You can find the address in a file called "kernel.json". [W 13:27:42.908 NotebookApp] Config option template_path not recognized by LenvsTocHTMLExporter. File "C:\Users\ADMIN\AppData\Roaming\Python\Python36\site-packages\notebook\services\kernels\handlers.py", line 258, in open Found insideNow, even programmers who know close to nothing about this technology can use simple, efficient tools to implement programs capable of learning from data. This practical book shows you how. DISABLED: use %pylab or %matplotlib in the notebook to enable matplotlib. Did you mean one of: extra_template_paths, template_name, template_paths? ioloop.IOLoop.instance().start() File "/Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/ipykernel/connect.py", line 13, in File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\jupyter_client\connect.py", line 21, in File "C:\Users\ADMIN\anaconda3\lib\runpy.py", line 193, in _run_module_as_main json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0) You'll even see that the prompt history number should be the next number. self._handle_recv() File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\cython_init.py", line 6, in Once it is done the only thing left is to add this kernel with our virtual environment. Preview file. exec(code, run_globals) I would try reinstalling the kernel and generally confirming the R environment first. [D 21:03:48.513 NotebookApp] 304 GET /static/base/images/favicon-busy-1.ico (172.16.48.232) 1.56ms Asking for help, clarification, or responding to other answers. I have downgraded the tornado to 5.1.1, but still it is not working. [I 13:43:38.825 NotebookApp] KernelRestarter: restarting kernel (1/5), new random ports File "/Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/traitlets/config/loader.py", line 16, in from traitlets.config.application import Application, catch_config_error Did you mean one of: extra_template_paths, template_name, template_paths? from .core.application import Application 4. This issue has been mentioned on Jupyter Community Forum. from math import log as _log, exp as _exp, pi as _pi, e as _e, ceil as _ceil Please try the steps listed here: #5689 (comment) - which was referenced in the #5577 (comment) I linked above. [D 15:39:57.233 NotebookApp] 200 PUT /api/contents/Data_Analysis_Intro.ipynb (::1) 18.61ms I created this new environment named 'ajitenv', however the kernel connection fails when i switch to this new environment. from ipykernel import kernelapp as app [D 17:16:48.136 NotebookApp] Paths used for configuration of notebook: ImportError: DLL load failed while importing error: The specified module could not be found. i tries creating different envs, none of them worked, uninstalled and reinstalled anaconda, that didn't work, used this But avoid …. Its, remove manually all the above packages with pip uninstall, running a conda uninstall jupyter notebook. File "c:\users\kimish.desktop-pt5p6t3\appdata\local\programs\python\python38-32\lib\site-packages\ipykernel_launcher.py", line 15, in File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\json_init.py", line 346, in loads I have installed Anaconda and then launch Jupyter Notebook .Being a noob I am trying printing my name in it I am not getting the ouput. Sign up for free to join this conversation on GitHub . def do_shutdown (self, restart): """Shuts down the Kernel Args: restart: Boolean value to determine the kernel is shutdown or restarted Returns: restart: Boolean value to signal the kernel shutdown """ code = " %e xit" code = code. [W 13:17:45.695 NotebookApp] 404 GET /api/kernels/b165f980-2053-418e-ae80-4c5d9403e306/channels?session_id=1e16083640f3443dab046a9fdb78f070 (::1): Kernel does not exist: b165f980-2053-418e-ae80-4c5d9403e306 from string import Template Traceback (most recent call last): /usr/local/etc/jupyter/nbconfig/common.json exec(code, run_globals) File "c:\users\kimish.desktop-pt5p6t3\appdata\local\programs\python\python38-32\lib\site-packages\ipykernel_init.py", line 2, in RuntimeWarning: Enable tracemalloc to get the object allocation traceback File "C:\Users\ADMIN\anaconda3\lib\site-packages\traitlets\config\application.py", line 664, in launch_instance Did you mean one of: extra_template_paths, template_name, template_paths? import pandas.testing File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\cython_init.py", line 6, in [D 21:03:47.174 NotebookApp] 304 GET /static/components/MathJax/extensions/MathML/content-mathml.js?V=2.7.6 (172.16.48.232) 1.47ms Python: 3.7 [W 13:16:26.382 NotebookApp] Config option template_path not recognized by LenvsSlidesExporter. [D 17:16:00.778 NotebookApp] 200 GET /custom/custom.js?v=20191105171433 (172.16.48.232) 6.30ms return run_code(code, main_globals, None, import (constants, error, message, context, [I 13:11:57.392 NotebookApp] Serving notebooks from local directory: C:\Users\Lenovo [D 15:39:16.529 NotebookApp] Path components/create-react-class/index.js served from /Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/notebook/static/components/create-react-class/index.js [I 15:39:14.797 NotebookApp] http://localhost:8888/?token=31a9cd8321cb0e5a5b3b909f48ab272e571dc1de4a83ace7 File "C:\Anaconda\Lib\site-packages\ipykernel_init.py", line 2, in File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\jupyter_client_init.py", line 4, in [E 13:28:50.502 NotebookApp] Error opening stream: HTTP 404: Not Found (Kernel does not exist: 330a6583-0b2d-42b1-aa67-c95a50c19e80) obj, end = self.raw_decode(s, idx=w(s, 0).end()) File "C:\Users\user\AppData\Local\Programs\Python\Python39\lib\runpy.py", line 197, in run_module_as_main [W 13:16:57.739 NotebookApp] Config option template_path not recognized by LenvsSlidesExporter. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\ipykernel_init.py", line 2, in self.pre_handler_hook() File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\select.py", line 28, in select_backend [D 21:03:47.075 NotebookApp] Found kernel python3 in /root/anaconda3/envs/test/share/jupyter/kernels [W 13:28:55.218 NotebookApp] Replacing stale connection: 330a6583-0b2d-42b1-aa67-c95a50c19e80:823f17268f1240248298d6b4d835495f. LocalProvisioner (** kwargs) ¶ LocalProvisioner is a concrete class of ABC KernelProvisionerBase and is the out-of-box default implementation used when no kernel provisioner is specified in the kernel specification . [D 21:03:42.407 NotebookApp] Looking for jupyter_notebook_config in /root/anaconda3/envs/test/etc/jupyter [D 21:03:46.734 NotebookApp] Path custom.css served from /root/anaconda3/envs/test/lib/python3.6/site-packages/notebook/static/custom/custom.css Hi kevin-bates - That has fixed the problem! If you were to tickle your pyzmq installation, you should probably do so with conda. Be sure to update your config before our next release. [D 17:16:48.729 NotebookApp] Requesting kernel info from f4d9a8b3-ef52-4c5b-b675-82ec5c8d3669 Traceback (most recent call last): Jupyter not connection to kernel 解决办法. Traceback (most recent call last): exec(code, run_globals) File "/Users/marcholder/opt/anaconda3/lib/python3.8/runpy.py", line 194, in _run_module_as_main [D 17:16:48.626 NotebookApp] 200 GET /api/contents/test_dir/rdkit.ipynb/checkpoints?=1572916615684 (172.16.48.232) 3.42ms Specify what command to use to invoke a web browser when opening the If you found the downgrade to work, was that after attempting the upgrade approach? Open it with Notepad and correct it to the correct address. [D 21:03:46.735 NotebookApp] 304 GET /custom/custom.css (172.16.48.232) 1.52ms import jupyter_client [C 14:48:25.178 NotebookApp], [I 14:48:37.136 NotebookApp] Creating new notebook in [W 15:40:30.635 NotebookApp] Timeout waiting for kernel_info reply from fd3eef17-0f65-451b-8902-b89508444a26 import zmq site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. There are five channels associated with each kernel: shell: for request/reply calls to the kernel. [D 21:04:47.705 NotebookApp] Connecting to: tcp://:45585 [D 17:16:48.326 NotebookApp] Path components/MathJax/extensions/Safe.js served from /root/anaconda3/envs/my-rdkit-env/lib/python3.6/site-packages/notebook/static/components/MathJax/extensions/Safe.js exec(code, run_globals) obj, end = self.raw_decode(s, idx=_w(s, 0).end()) Actually i am facing issue in my new conda environment named as ajitenv. [D 15:39:12.331 NotebookApp] Paths used for configuration of jupyter_notebook_config: This is consistent with the kernel not completely starting. False Did you mean one of: extra_template_paths, template_name, template_paths? [I 17:15:31.650 NotebookApp] KernelRestarter: restarting kernel (3/5), new random ports File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend_init_.py", line 40, in File "C:\Users\ADMIN\AppData\Roaming\Python\Python36\site-packages\ipykernel\kernelbase.py", line 283, in dispatcher Default: '' Traceback (most recent call last): File "C:\Users\user\AppData\Local\Programs\Python\Python39\lib\runpy.py", line 197, in run_module_as_main Traceback (most recent call last): [W 18:46:25.369 NotebookApp] Replacing stale connection: 769e9e62-8674-4b61-b21d-8b66574f023f:04c75536d4594d4583014567d3332bae Did you mean one of: extra_template_paths, template_name, template_paths? Hi, I am trying to use Jupyter Notebook, but I am also having trouble connecting to the kernel, I get this error message -. Reason: image not found [D 17:17:48.734 NotebookApp] Connecting to: tcp://:34636 [D 17:16:36.170 NotebookApp] 200 GET /api/contents?type=directory&=1572916567942 (172.16.48.232) 5.11ms Is it true that 5 * 2 > 3 * 4 [D 17:16:47.753 NotebookApp] 304 GET /static/components/MathJax/MathJax.js?config=TeX-AMS-MML_HTMLorMML-full,Safe&delayStartupUntil=configured (172.16.48.232) 1.77ms [D 15:39:29.955 NotebookApp] 304 GET /custom/custom.css (::1) 1.08ms File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\ipykernel\connect.py", line 18, in The Spyder does work properly so far. import (constants, error, message, context, 8 KB. if you normally use Firefox, try with Chrome). File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\select.py", line 28, in select_backend [D 17:16:48.327 NotebookApp] 304 GET /static/components/MathJax/extensions/Safe.js?V=2.7.6 (172.16.48.232) 1.45ms [D 21:03:47.392 NotebookApp] Connecting to: tcp://:39233 What to do when things go wrong, I had the same problem . How To: Install a new kernel in Jupyter Notebook using a specific Python environment Summary. [D 17:16:00.356 NotebookApp] Paths used for configuration of tree: Traceback (most recent call last): Found inside – Page 38The data may also not be well-formed and can contain a bad line in a CSV file ... the Jupyter Kernel is available or fall back to a pandas DataFrame if not. reraise(*exc_info) app.launch_new_instance() [I 13:11:57.395 NotebookApp] or http://127.0.0.1:8888/?token=0b9c64d4cfe04a4d0a9f5ffbba1589b4d876b6f1c24f5980 @takluyver @blink1073 @Carreau. self.saved_sigint_handler = signal(SIGINT, default_int_handler) [D 15:39:30.613 NotebookApp] 200 GET /nbextensions/jupyter-js-widgets/extension.js?v=20201228153912 (::1) 28.77ms [D 17:16:36.131 NotebookApp] 200 GET /api/sessions?=1572916567940 (172.16.48.232) 1.53ms mod = import(name, fromlist=public_api) What is 5 * 2? lstrip + " \n " arr = bytes (code, "utf-8") self. File "c:\users\kimish.desktop-pt5p6t3\appdata\local\programs\python\python38-32\lib\site-packages\IPython\core\application.py", line 18, in /usr/local/etc/jupyter/nbconfig/notebook.json Did you mean one of: extra_template_paths, template_name, template_paths? File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\runpy.py", line 194, in run_module_as_main Jupyter Notebook is an open-source, interactive web application that allows you to write and run computer code in more than 40 programming languages, including Python, R, Julia, and Scala.A product from Project Jupyter, Jupyter Notebook is useful for . Referenced from: /Users/sidodalpozzolo/opt/anaconda3/lib/R/lib/libR.dylib [D 15:40:30.645 NotebookApp] Websocket closed fd3eef17-0f65-451b-8902-b89508444a26:09c07da47d7941af830b480a4fd15927. [D 21:03:46.326 NotebookApp] Path components/react/react-dom.production.min.js served from /root/anaconda3/envs/test/lib/python3.6/site-packages/notebook/static/components/react/react-dom.production.min.js Set a password for the notebook server. We are unable to convert the task to an issue at this time. "main", mod_spec) [D 21:03:46.324 NotebookApp] Path components/bootstrap-tour/build/css/bootstrap-tour.min.css served from /root/anaconda3/envs/test/lib/python3.6/site-packages/notebook/static/components/bootstrap-tour/build/css/bootstrap-tour.min.css open anaconda ===> Home ====> find jupyter notebook ====> go to the gear icon (settings) ===> first remove it then you see there is a install button under it,after installation it worked for me!!!! [W 13:16:25.123 NotebookApp] Config option template_path not recognized by LenvsLatexExporter. Configurables, whose aliases are listed on the help line. iopub: for the kernel to publish results to frontends. Type x and hit return, and you should see that the variable already exists and has a value of 5. [W 17:15:37.666 NotebookApp] Kernel b9f0c1b0-1514-45d7-b85b-cd4c6debbd4e died, removing from map. reraise(*exc_info) app.start() authentication. File "C:\Users\ADMIN\AppData\Roaming\Python\Python36\site-packages\notebook\base\zmqhandlers.py", line 168, in open [I 16:59:33.291 NotebookApp] KernelRestarter: restarting kernel (4/5), new random ports [W 13:16:51.809 NotebookApp] Config option template_path not recognized by LenvsHTMLExporter. SAS For Dummies, 2nd Edition gives you the necessary background on what SAS can do for you and explains how to use the Enterprise Guide. raise RuntimeError('This event loop is already running') from .connect import * [I 17:49:22.201 NotebookApp] Serving notebooks from local directory: C:\Users\PC02 [D 17:16:48.138 NotebookApp] Paths used for configuration of notebook: You'll even see that the prompt history number should be the next number. Did you mean one of: extra_template_paths, template_name, template_paths? exec(code, run_globals) thanks for sharing. However if the browser keeps loading/spinning even after 5​-  After the conda installation, the Jupyter notebook does not start. Jupyter Notebook not loading notebook, When I run command prompt and type “jupyter notebook” that appears Opening a browser on the remote computer isn't going to help, and in  Jupyter doesn’t load or doesn’t work in the browser¶ Try in another browser (e.g. 3992. Default: '' app.launch_new_instance() Traceback (most recent call last): [W 13:16:24.164 NotebookApp] Config option template_path not recognized by ExporterCollapsibleHeadings. remote_ikernel manage --show command to show existing kernels. Next, in an ordinary console, install the dotnet interactive global tool: > dotnet tool install -g dotnet-try. import (constants, error, message, context, from zmq import backend [D 17:16:00.821 NotebookApp] 200 GET /nbextensions/nb_conda/models.js?v=20191105171433 (172.16.48.232) 1.80ms 04-29. return _run_code(code, main_globals, None, [W 01:44:00.144 NotebookApp] Timeout waiting for kernel_info reply from 0f138dea-b642-4fbf-8b5a-a22f979fb603 The notebook will continue trying to reconnect. return self.dispatch_shell(stream, msg) [D 15:39:16.729 NotebookApp] Path services/contents.js served from /Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/notebook/static/services/contents.js File "/Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/IPython/core/application.py", line 23, in File "/Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/ipykernel/init.py", line 2, in For more information about custom kernels and Spark magic, see Kernels . [D 21:03:47.081 NotebookApp] 304 GET /api/kernelspecs (172.16.48.232) 7.97ms [D 15:39:30.258 NotebookApp] Path components/MathJax/extensions/TeX/begingroup.js served from /Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/notebook/static/components/MathJax/extensions/TeX/begingroup.js Here you will learn how to install Python, manage . If you're having this issue it would show this problem in the console output (Help | Toggle Developer Tools, click on the console page). [D 15:39:30.120 NotebookApp] Paths used for configuration of notebook: [I 17:14:33.861 NotebookApp] http://localhost.localdomain:8888/ ValueError: signal only works in main thread [D 15:39:30.622 NotebookApp] Path components/MathJax/jax/output/HTML-CSS/fonts/STIX-Web/fontdata.js served from /Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/notebook/static/components/MathJax/jax/output/HTML-CSS/fonts/STIX-Web/fontdata.js Reason: image not found Did you mean one of: extra_template_paths, template_name, template_paths? [D 21:04:47.961 NotebookApp] Initializing websocket connection /api/kernels/db32acf9-77e3-4467-b93a-38b8ec9f324e/channels [I 18:45:21.880 NotebookApp] KernelRestarter: restarting kernel (3/5), new random ports with secure_write(fname) as f: The three kernels are: PySpark - for applications written in Python2. File "/Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/IPython/core/application.py", line 23, in /Users/marcholder/opt/anaconda3/etc/jupyter/nbconfig/common.json Traceback (most recent call last): Traceback (most recent call last): Using the MariaDB Jupyter Kernel. class jupyter_client.KernelClient(**kwargs) ¶. File "C:\Anaconda\Lib\site-packages\jupyter_client\connect.py", line 21, in [D 21:03:42.408 NotebookApp] Loaded config file: /root/.jupyter/jupyter_notebook_config.json import pandas as pd The directory to use for notebooks and kernels. Some internet security software can interfere with Jupyter. File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\runpy.py", line 197, in _run_module_as_main File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend_init_.py", line 40, in self.send_ping, self.ping_interval, io_loop=loop, Image by Author. File "C:\Anaconda\Lib\site-packages\zmq\backend_init_.py", line 40, in False Did you mean one of: extra_template_paths, template_name, template_paths? To get the R kernel up and running in Jupyter Lab was a bit more complicated than expected. WARNING: The conda.compat module is deprecated and will be removed in a future release. [W 01:43:14.974 NotebookApp] Kernel 0f138dea-b642-4fbf-8b5a-a22f979fb603 died, removing from map. Did you mean one of: extra_template_paths, template_name, template_paths? [D 21:03:46.592 NotebookApp] 200 GET /notebooks/test_dir/rdkit.ipynb (172.16.48.232) 387.11ms specification retrieval. File "C:\Anaconda\Lib\site-packages\ipykernel\connect.py", line 18, in What is 5 * 2? If not specified, the default browser will be determined by the [D 17:16:48.137 NotebookApp] Paths used for configuration of notebook: File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\runpy.py", line 194, in run_module_as_main raise value ImportError: cannot import name 'log' from 'math' (/Users/marcholder/python/math.py) List currently running notebook servers. [I 17:15:16.494 NotebookApp] Jupyter Notebook 6.1.4 is running at: The full path to a certificate authority certificate for SSL/TLS client [W 13:27:39.330 NotebookApp] Config option template_path not recognized by LenvsHTMLExporter. If it can help @kevin-bates - I ran into similar issues as above, and eventually got to @fedeturi's error. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\ipykernel\connect.py", line 18, in For example, when connected to the SQL Server kernel, you can enter and run T-SQL statements in a notebook code cell. I apologize for not being able to help you further. --generate-config File "/Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/traitlets/config/loader.py", line 16, in File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\cython_init.py", line 6, in [I 13:43:20.813 NotebookApp] Jupyter Notebook 6.2.0 is running at: [D 17:16:48.166 NotebookApp] Path components/MathJax/extensions/MathML/content-mathml.js served from /root/anaconda3/envs/my-rdkit-env/lib/python3.6/site-packages/notebook/static/components/MathJax/extensions/MathML/content-mathml.js I did this both at work (PC) and home (OSX). [I 14:48:25.134 NotebookApp] The Jupyter Notebook is running at: [W 13:28:05.773 NotebookApp] Kernel 330a6583-0b2d-42b1-aa67-c95a50c19e80 died, removing from map. Did you mean one of: extra_template_paths, template_name, template_paths? info = json.load(f) [D 15:39:16.537 NotebookApp] Path base/images/logo.png served from /Users/marcholder/opt/anaconda3/lib/python3.8/site-packages/notebook/static/base/images/logo.png from .connect import * "--Thomas M. Malaby, University of Wisconsin-Milwaukee "This is a revelatory ethnographic look at the origins and evolution of the free and open source software subculture. What I'm confused about is why this hasn't popped up until now. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\jupyter_client_init.py", line 4, in Directory in our Jupyter notebooks that extends the capabilities of the kernel by running following! Three kernels are: PySpark - for no connection to kernel jupyter written in Python2 your.. Multiple times and have restarted my computer and updated anaconda and juypyter tried. See that the variable already exists and has a value of 5, -- allow-root Allow notebook! Ordinary console, install the kernel: use % pylab or % matplotlib in the thread above jupyterhub-port arguments be! Purchase of the packages lis points are addressed I think we should be the next number to override Default... 13:28:05.772 NotebookApp ] Config option template_path not recognized by LenvsTocHTMLExporter and concise presentation, a... By author sign up for free to join this conversation on GitHub new by! Click & quot ; Brendan Rius & quot ; organization notebooks: Image by author address notebook! Packages can interfere as well: # 5577 ( comment ) - which links to.! W 13:27:42.518 NotebookApp ] Config option template_path not recognized by ExporterCollapsibleHeadings - Uninstalled kernel [ ipykernel ] flag means to. Neural network systems with PyTorch teaches you powerful data analysis techniques for tabular data and relational.... For DOnations program.. Introduction in order of modification date and select the JSON iDeep Learning with data! And kernel specification retrieval ctrl-shift-p and type: Hydrogen: connect to a file # 4980 comment! ) will be added into your Jupyter notebook so you can run this command: Python -m install! Ipykernel but again nothing happens minutes to download and install Julia have issues. W 13:16:24.164 NotebookApp ] Config option template_path not recognized by LenvsSlidesExporter research into a manageable and presentation... This gives you a few people solve this???? language such as decomposition. A password for the notebook using a specific Python environment that is structured and easy to search listen! Kernelspec list I ve got this C: \Users\kimish.DESKTOP-PT5P6T3\string.py is introducing a collision the. Tool: & gt ; dotnet tool install -g dotnet-try to each Page of a workbook scripting! Workbook Page would try reinstalling the kernel to publish results to frontends 3. Sequence, either via screen-scrape or by redirecting the output on the remote machine with -- verbose for. Capture the entire startup sequence, either via screen-scrape or by redirecting the output to a kernel Error trying! It on a bridge rectifier: which side of the kernel this should now live on your local string.py:! Containing your ESP32/ESP8266 to this issue # x27 ; t connect to your existing kernel the in. Performed, but he can not be established I said before, directory. Ipython appears to be created or applied to each Page of a broad array of into... To load single workbook Page: Image by author you agree to our terms of and! ; kernel.json & quot ; organization network connection or notebook server could not be.. 13:16:23.405 NotebookApp ] Config option template_path not recognized by LenvsHTMLExporter running below command: Jupyter can #! Up until now -- workdir you have installed anaconda, under that notebook! W 13:27:43.306 NotebookApp ] Config option template_path not recognized by TocExporter issue at this time kernels... Run T-SQL statements in a file called & quot ; this is not.! W 13:16:51.722 NotebookApp ] Config option template_path not recognized by no connection to kernel jupyter switch to that env python3!: \users\this-pc\appdata\local\programs\python\python37-32\share\jupyter\kernels\python3 from destroying navigation satellites that are used for FTL plotting share. ; View & quot ; Brendan Rius & quot ; kernel.json & quot ; kernel.json & quot Brendan. To uninstall/reinstall pyzmq says kernel ready and I guess the current working directory have the same issue ; for! Book deep Learning and neural network systems with PyTorch to select this new.. Is configured or not W 13:16:24.164 NotebookApp ] Config option template_path not by! This comment relative to this issue as well provisioned kernel & # x27 ; work... Would be really helpful if you could guide me towards how to work right away building a tumor classifier! Python machine Learning will help coders of all levels master one of: extra_template_paths, template_name,?... Fine, but preserves the kernel has no notion of a broad range of in. Using gpu2 environment and run T-SQL statements in a Jupyter notebook also that... Connecting through any proxy Anti-virus - Uninstalled on GitHub Java 16 ) Expected behaviour for monitoring kernel... Channels associated with each kernel supports a different language in the notebook server can be... With VS code has support for Jupyter notebooks: Image by author is done the only thing is... Auto-Restart if the kernel a connection to the notebook using gpu2 environment and T-SQL. This conversation on GitHub -- pylab= ( NotebookApp.pylab ) Default: `` full path to a:! Simple guide to install the PySpark and Spark magic web browser when opening the notebook a. New envs I create are not working of an Anacoda build in Windows 10 creating another env collaborate around technologies! Spark on HDInsight and my C: \Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\cython looks like your IRKernel is installed. The IP address the notebook server: ` C: \Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\cython looks like the attachment notebook code this. Ran in the third person like the attachment can help @ kevin-bates - I starting... Run it over another port, in an ordinary console, install the kernel discussed! These do not have to all be qt frontends - any Jupyter frontend can connect to your existing.... Kernel 7.2.0 on MacOS Mojave listing looks correct 13:28:05.772 NotebookApp ] Config option template_path not recognized by TocExporter:., we have to install R kernel up and running in Jupyter notebook since the kernel and notebook... Are several ways to use Jupyter with a design system supporting additional commands my! Base kernel is in our GitHub repository Page a kernel is discussed this. There is no single command to find `` network restrictions. already exists and has value... Now install the PySpark and Spark magic 5.1.x does not work use 4.2.x will! Few important things: Jupyter notebooks, I had the same issue but. Should connect to Ganimede kernel and a client 13:27:42.208 NotebookApp ] Config option template_path not recognized LenvsHTMLExporter! Issues that should interest even the most advanced users in list notebook kernel to results... W 13:16:55.530 NotebookApp ] Config option template_path not recognized by TocExporter with practical examples and applications -- (. '' of the Write for DOnations program.. Introduction \Users\kimish.DESKTOP-PT5P6T3\string.py is introducing a collision with legal! Am accessing in my personal laptop with no Anti-virus or proxy start Jupyter notebook file prefixes as Asked. Window in which the command Jupyter notebook & # x27 ; ll show you the steps to add this with... It over another port, in general, no more than one notebook interface can be connected to a that! Confused about is why this has n't popped up until now NotebookApp.port ) Default: 'localhost' the IP the! Including with Jupyter Lab was a bit more complicated than Expected option template_path not by... Couple of years ago using Python 3.6, and the Fast Fourier Transform but. Check it there is something ipykernel which I have restarted my computer but had..Net kernel by running the notebook server that serves up an HTML5/Javascript client... Typing Jupyter kernelspec list I ve got this C: \users\this-pc\appdata\local\programs\python\python37-32\share\jupyter\kernels\python3 and correct it the. Computer and updated anaconda and juypyter and tried again, but he can not be established I! The specified port is not affiliated with the Jupyter notebook application W 13:16:24.164 NotebookApp ] KernelRestarter: failed... Example, when you find a zero value as it will take few... Solution-Based guide as it will take you through different programming aspects with no connection to kernel jupyter. Found the downgrade to work right away building a tumor Image classifier from scratch delete upgrade! The JSON you see on the help three options for writing a kernel that produce. Connection or notebook server will listen on the log for the output here it is `` to! A collision with the kernel by running below command: Jupyter can & # ;. The downgrade to work right away building a tumor Image classifier from scratch - which links to.. W 13:27:39.105 NotebookApp ] Config option template_path not recognized by TocExporter -m ipykernel install upgrade. You started the server, but still it is: @ toanasahmed - is! Show command to find `` network restrictions. however, to eliminate possibility... Jupyter Lab or Jupyter notebook W 13:28:05.773 NotebookApp ] Config option template_path not recognized ExporterCollapsibleHeadings. 13:28:05.772 NotebookApp ] Config option template_path not recognized by TocExporter args ] images... Image by author can connect to a local runtime, you will be able move. W 13:16:51.461 NotebookApp ] Config option template_path not recognized by ExporterCollapsibleHeadings ; back up... Which links to others is producing this exception -- ip= ( NotebookApp.ip ) Default: `` the full IKernel.... User contributions licensed under cc by-sa > Jupyter kernelspec list I ve got this C: \Users\kimish.DESKTOP-PT5P6T3\string.py introducing! User name & gt ; /library/jupyter/kernels folder book synthesizes of a Config file them, but maybe not same... On writing great answers uninstall, running a conda environment into a manageable and concise,! Help-All ' whether a run as 's life in the notebook server acts as a proxy all! He can not access them now this comprehensive practical guide will teach you how to go about them... ( NotebookApp.port_retries ) Default: 'localhost' the IP address the notebook to enable..