Debug output belowas a novice is there anything that sticks out? [W 15:53:12.143 NotebookApp] Replacing stale connection: ea5eb9b2-7cc6-455b-8068-db5ce61ad768:a10207319f184c1bace6c946609970b2 [D 19:47:26.183 NotebookApp] Path components/MathJax/extensions/TeX/begingroup.js served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/components/MathJax/extensions/TeX/begingroup.js File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\jupyter_client_init.py", line 4, in [W 13:43:35.534 NotebookApp] 404 GET /nbextensions/widgets/notebook/js/extension.js?v=20210224134319 (::1) 22.980000ms referer=http://localhost:8888/notebooks/Untitled.ipynb from ipykernel import kernelapp as app Did you mean one of: extra_template_paths, template_name, template_paths? user_ns=self.user_ns, Thanks! [D 21:03:46.327 NotebookApp] Path components/requirejs/require.js served from /root/anaconda3/envs/test/lib/python3.6/site-packages/notebook/static/components/requirejs/require.js You signed in with another tab or window. from debugpy.common import log, messaging [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 Did you mean one of: extra_template_paths, template_name, template_paths? Reason: image not found [D 19:47:26.276 NotebookApp] Starting kernel: ['/Users/lgouda/opt/anaconda3/bin/python', '-m', 'ipykernel_launcher', '-f', '/Users/lgouda/Library/Jupyter/runtime/kernel-b8710be7-c12c-44a5-a501-84bede249224.json'] File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\runpy.py", line 87, in run_code [I 17:49:22.201 NotebookApp] Serving notebooks from local directory: C:\Users\PC02 [D 21:04:47.703 NotebookApp] Connecting to: tcp://:39586 A Medium publication sharing concepts, ideas and codes. pip install ipywidgets used this to install, and then this jupyter nbextension enable --py widgetsnbextension, in the jupyter notebook itself.since my new kernels don't work. /usr/local/etc/jupyter/nbconfig/common.json import zmq A Connection to the Notebook Server could not be established | Can't connect Jupyter Notebook server. It helped. import zmq Some kinds of security software have caused problems for the notebook before. File "C:\ProgramData\Anaconda3\lib\runpy.py", line 85, in _run_code The code blocks we use are kernels. I was able to uninstall, but i'm not able to do a pip install tornado 5.1.1. [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 The fact that the restarter is kicking in indicates that the process used to launch the kernel is starting such that the start_kernel() request succeeds, then the process is terminating (probably immediately - although the polling interval of the restarter defaults to 3 seconds). [W 13:28:52.230 NotebookApp] 404 GET /api/kernels/330a6583-0b2d-42b1-aa67-c95a50c19e80/channels?session_id=823f17268f1240248298d6b4d835495f (::1) 13.020000ms referer=None Please capture the entire startup sequence, either via screen-scrape or by redirecting the output to a file. Traceback (most recent call last): "main", mod_spec) downgrading tornado, deactivating VPN/Anti-virus and etc. 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\zmq\backend\cython_init.py", line 6, in I wonder that what's going on and how to fix it. import jupyter_client File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client_init.py", line 4, in File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client\connect.py", line 21, in File "C:\ProgramData\Anaconda3\lib\site-packages\traitlets\config\application.py", line 663, in launch_instance from . import zmq [D 17:16:00.779 NotebookApp] 200 GET /nbextensions/nb_conda/tree.js?v=20191105171433 (172.16.48.232) 6.45ms reraise(*exc_info) from .connect import * I recently installed Jupyter Notebook on my new laptop through anaconda installer (Windows 10). I have found this same issue, and identified it only happens with Chrome standard browser. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend_init_.py", line 27, in File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\ipykernel\connect.py", line 18, in [D 17:15:59.656 NotebookApp] 304 GET /custom/custom.css (172.16.48.232) 4.05ms File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\cython_init.py", line 6, in from pandas.testing import ( [D 19:47:26.120 NotebookApp] 200 GET /static/base/images/favicon-notebook.ico?v=eb02bb6f6435d048eba1bf1bd3b3621f8c14f26518dbadd8efd4ee6ee2721caf2367bc0cbc27d2ee2c35bc3b035aad07c6d625422b9445bf301897f493d0edc5 (::1) 1.060000ms How do I use the Schwartzschild metric to calculate space curvature and time curvature seperately? [W 17:16:24.800 NotebookApp] 404 GET /api/kernels/b9f0c1b0-1514-45d7-b85b-cd4c6debbd4e/channels?session_id=acb5ce3822b84d109b498f83dfa3d7ce (::1): Kernel does not exist: b9f0c1b0-1514-45d7-b85b-cd4c6debbd4e File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq_init_.py", line 50, in How to navigate this scenerio regarding author order for a publication? from . File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\ipykernel_init.py", line 2, in The notebook will continue trying to reconnect, but unt. p = _parse_sub(source, state, sub_verbose, nested + 1) return _compile(pattern, flags) Stuck On "connecting To Kernel" : R/vscode - Reddit. I did the following and that resolved my issue. Stop currently running notebook server for a given port File "C:\ProgramData\Anaconda3\lib\site-packages\IPython\core\magic.py", line 405, in register Referenced from: /Users/sidodalpozzolo/opt/anaconda3/lib/R/lib/libR.dylib Now i can connect to jupyter notebook again. [D 19:47:26.293 NotebookApp] 200 GET /kernelspecs/python3/logo-64x64.png (::1) 2.270000ms self.execre = re.compile(r'(.). File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\contextlib.py", line 117, in enter m.PylabMagics, m.ScriptMagics, I have use spyder3 for a long time and when I have updated, it gives "kernel error". my_env C:\Users\stephen.bonacci\AppData\Roaming\jupyter\kernels\my_env File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client_init.py", line 4, in [W 13:16:56.070 NotebookApp] Config option template_path not recognized by LenvsLatexExporter. from .connect import * [C 20:16:39.883 NotebookApp], Exception in thread Thread-1: --client-ca= (NotebookApp.client_ca) [I 13:11:57.395 NotebookApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). File "C:\Users\jamil\anaconda3\envs\gpu2\lib\runpy.py", line 85, in run_code File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client\connect.py", line 21, in File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\json\decoder.py", line 337, in decode [W 01:43:21.140 NotebookApp] Replacing stale connection: 0f138dea-b642-4fbf-8b5a-a22f979fb603:756a070714d04866bc9f5c7f600db245 [D 19:47:26.178 NotebookApp] 200 GET /api/config/common?=1653187646112 (::1) 1.610000ms there's nothing obviously wrong there. [I 14:48:25.134 NotebookApp] http://localhost:8888/?token=ff0ac09771a1203a76ab291a8d89d8677fcc932075140e7d File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend_init_.py", line 40, in File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\ipykernel_launcher.py", line 15, in [W 17:15:37.666 NotebookApp] Kernel b9f0c1b0-1514-45d7-b85b-cd4c6debbd4e died, removing from map. Try switching localhost in the URL with 127.0.0.1 - sometimes that gets [D 21:03:42.405 NotebookApp] Looking for jupyter_config in /root exec(code, run_globals) Did you mean one of: extra_template_paths, template_name, template_paths? privacy statement. reraise(*exc_info) File "C:\ProgramData\Anaconda3\lib\runpy.py", line 85, in _run_code File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\site-packages\traitlets\config\application.py", line 87, in inner [D 19:47:19.305 NotebookApp] Paths used for configuration of tree: [D 19:46:30.462 NotebookApp] Paths used for configuration of jupyter_notebook_config: File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend\cython_init.py", line 6, in /etc/jupyter/nbconfig/common.json ns = select_backend(first) Did you mean one of: extra_template_paths, template_name, template_paths? [W 08:53:59.288 NotebookApp] KernelRestarter: restart failed E.g., context.py, socket.py, utils.py, etc. [D 19:47:26.228 NotebookApp] Path components/MathJax/jax/output/HTML-CSS/fonts/STIX-Web/fontdata.js served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/components/MathJax/jax/output/HTML-CSS/fonts/STIX-Web/fontdata.js user_ns=self.user_ns, More info about Internet Explorer and Microsoft Edge. /usr/local/etc/jupyter/nbconfig/notebook.json This thread does not solve my problem. Once an old notebook is opened, then onwards, no notebooks are connecting to kernel). [W 13:17:10.265 NotebookApp] Kernel b165f980-2053-418e-ae80-4c5d9403e306 died, removing from map. 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. [I 14:12:36.081 NotebookApp] JupyterLab application directory is C:\ProgramData\Anaconda3\share\jupyter\lab Is every feature of the universe logically necessary? Thanks! [I 17:14:33.861 NotebookApp] The Jupyter Notebook is running at: Did you mean one of: extra_template_paths, template_name, template_paths? File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\utils\sixcerpt.py", line 34, in reraise I have clean-uninstalled anaconda and uninstalled all jupyter using 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\zmq_init_.py", line 50, in File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\utils\sixcerpt.py", line 34, in reraise The notebook will continue trying to reconnect. Its very important to run the prompt as an administrator, this makes the system prepared to make necessary changes to your software. When I checked, I found that the Kernal was disconnected and was not able to connect. [D 19:46:30.462 NotebookApp] Paths used for configuration of jupyter_notebook_config: /root/.jupyter/jupyter_notebook_config.json has higher priority: { File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client_init.py", line 4, in File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend_init_.py", line 27, in The pop . [D 19:47:26.183 NotebookApp] 200 GET /static/components/MathJax/extensions/TeX/begingroup.js?V=2.7.9 (::1) 1.270000ms Letter of recommendation contains wrong name of journal, how will this hurt my application? import jupyter_client File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend_init_.py", line 27, in from ipykernel import kernelapp as app [D 19:47:19.305 NotebookApp] Paths used for configuration of tree: 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 File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\ipykernel_init.py", line 2, in [D 17:16:48.265 NotebookApp] 200 GET /nbextensions/nb_conda/main.js?v=20191105171433 (172.16.48.232) 1.74ms File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\json_init.py", line 293, in load [D 19:47:25.519 NotebookApp] Using contents: services/contents not nested and not items)) what's the difference between "the killing machine" and "the machine that's killing". HTML5/Javascript Notebook client. --port-retries= (NotebookApp.port_retries) exec(code, run_globals) jupyter-core-4.6.3 Check your network connection or notebook server configuration. Default: '' win32_restrict_file_to_user(fname) The detail please refer to, As its currently written, your answer is unclear. Making statements based on opinion; back them up with references or personal experience. Why am I getting an error while running jupyter notebook? [W 15:39:33.524 NotebookApp] Trusting notebook /Untitled2.ipynb @xh22 - thank you for the complete console. from . [W 17:16:24.801 NotebookApp] 404 GET /api/kernels/b9f0c1b0-1514-45d7-b85b-cd4c6debbd4e/channels?session_id=acb5ce3822b84d109b498f83dfa3d7ce (::1) 2.71ms referer=None [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 17:17:48.733 NotebookApp] Opening websocket /api/kernels/f4d9a8b3-ef52-4c5b-b675-82ec5c8d3669/channels [W 13:16:54.152 NotebookApp] Config option template_path not recognized by LenvsSlidesExporter. [D 17:16:00.359 NotebookApp] 200 GET /api/config/tree?=1572916567934 (172.16.48.232) 9.88ms I try it but it doesn't work! Note if I try to open another Juypter window while the 1st one is still opened seems all socket are used. after restarting the notebook server: Did you mean one of: extra_template_paths, template_name, template_paths? exec(code, run_globals) [D 19:47:26.287 NotebookApp] Kernel args: {'kernel_name': 'python3', 'cwd': '/Users/lgouda'} p = _parse_sub(source, state, sub_verbose, nested + 1) File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\ipykernel_init.py", line 2, in [D 19:47:19.251 NotebookApp] 200 GET /static/components/requirejs/require.js?v=d37b48bb2137faa0ab98157e240c084dd5b1b5e74911723aa1d1f04c928c2a03dedf922d049e4815f7e5a369faa2e6b6a1000aae958b7953b5cc60411154f593 (::1) 0.640000ms Set the log level by value or name. [D 17:16:00.916 NotebookApp] Path nb_conda/conda.css served from /root/anaconda3/envs/my-rdkit-env/share/jupyter/nbextensions/nb_conda/conda.css One of the most versatile programming software out there, because it carries the most popular tools, libraries, and packages needed for proficiency in all data science projects. Sometimes duplicate names of imported packages can interfere as well. It will restart automatically.". /usr/local/etc/jupyter/nbconfig/notebook.json I reviewed those previous posts and instructions and tried it and IT DOES NOT WORK! return run_code(code, main_globals, None, How were Acorn Archimedes used outside education? /etc/jupyter/nbconfig/common.json Traceback (most recent call last): raise JSONDecodeError("Expecting value", s, err.value) from None The source of these exceptions was another python script in the same folder as the notebook. [I 08:53:47.270 NotebookApp] KernelRestarter: restarting kernel (1/5), new random ports Find centralized, trusted content and collaborate around the technologies you use most. File "C:\ProgramData\Anaconda3\lib\site-packages\ipykernel_launcher.py", line 16, in [C 14:12:36.877 NotebookApp], [I 14:12:58.999 NotebookApp] Kernel started: b41f0b9f-e2dd-4a72-94f1-b1cdfc061c86 [I 08:53:50.276 NotebookApp] KernelRestarter: restarting kernel (2/5), new random ports [I 2022-05-21 19:46:31.314 LabApp] JupyterLab application directory is /Users/lgouda/opt/anaconda3/share/jupyter/lab [W 19:48:35.496 NotebookApp] 404 GET /api/kernels/b8710be7-c12c-44a5-a501-84bede249224/channels?session_id=1a5b662a117e47d981bb76f1f6fefc12 (::1) 5.980000ms referer=None [D 19:47:19.225 NotebookApp] Path components/jquery-ui/themes/smoothness/jquery-ui.min.css served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/components/jquery-ui/themes/smoothness/jquery-ui.min.css Kernel does not exist: b41f0b9f-e2dd-4a72-94f1-b1cdfc061c86 Traceback (most recent call last): return _compile(pattern, flags) File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend_init_.py", line 40, in [W 07:53:43.884 NotebookApp] Replacing stale connection: 141bcf3c-2e22-45aa-a0cf-5a6e91946b02:8e34707500254cf68e9a67a6a7157d43 [I 2022-10-14 13:28:24.300 ServerApp] nbclassic | extension was successfully loaded. [D 17:14:33.069 NotebookApp] Looking for jupyter_notebook_config in /root [E 14:13:59.084 NotebookApp] Error opening stream: HTTP 404: Not Found (Kernel does not exist: b41f0b9f-e2dd-4a72-94f1-b1cdfc061c86) [D 19:47:26.194 NotebookApp] 304 GET /api/kernelspecs (::1) 1.260000ms Traceback (most recent call last): Is every feature of the universe logically necessary? return method(app, *args, **kwargs) File "C:\ProgramData\Anaconda3\lib\site-packages\traitlets\config\application.py", line 663, in launch_instance --no-browser from string import Template File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend_init_.py", line 27, in [I 18:45:21.880 NotebookApp] KernelRestarter: restarting kernel (3/5), new random ports please try to provide a resolution. Did you mean one of: extra_template_paths, template_name, template_paths? ImportError: DLL load failed while importing error: The specified module could not be found. import jupyter_client Works in: The Startup, Mindcafe, Towards data science, and others. [D 19:47:26.176 NotebookApp] Paths used for configuration of notebook: "main", mod_spec) File "C:\Anaconda\Lib\site-packages\zmq\backend\cython_init.py", line 6, in File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\ipykernel_launcher.py", line 15, in reraise(*exc_info) When was the term directory replaced by folder? <. from . [D 17:16:48.253 NotebookApp] 304 GET /static/components/MathJax/jax/output/HTML-CSS/fonts/STIX-Web/fontdata.js?V=2.7.6 (172.16.48.232) 1.60ms File "C:\ProgramData\Anaconda3\lib\site-packages\IPython\core\interactiveshell.py", line 2250, in init_magics [I 17:14:33.861 NotebookApp] Serving notebooks from local directory: /root File "C:\ProgramData\Anaconda3\lib\site-packages\IPython\core\magics\osm.py", line 52, in init [D 17:16:00.365 NotebookApp] Paths used for configuration of common: Traceback (most recent call last): Did you mean one of: extra_template_paths, template_name, template_paths? Have reinstalled Anaconda, jupyter notebook repeatedly. [D 19:47:26.174 NotebookApp] Paths used for configuration of notebook: File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\utils\sixcerpt.py", line 34, in reraise from zmq import backend File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\ipykernel_init.py", line 2, in As for this question, there are different solutions for there is no more information. ImportError: DLL load failed: The specified module could not be found. File "/Users/lgouda/opt/anaconda3/lib/python3.9/os.py", line 1001, in close [D 21:03:47.081 NotebookApp] 304 GET /api/kernelspecs (172.16.48.232) 7.97ms However, it is recommended that you switch to your preferred directory before running codes on the notebook. Will the below command help? [D 21:03:47.698 NotebookApp] Requesting kernel info from 425ab218-76c9-4bb0-b6e2-fb3b90565c03

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