no connection to kernel jupyter

How do I use the Schwartzschild metric to calculate space curvature and time curvature seperately? It would not connect to a kernel containing a virtual environment with python 3.9. [W 13:16:55.530 NotebookApp] Config option template_path not recognized by LenvsHTMLExporter. If defined, I 05:37:26.825 NotebookApp] Kernel started: 83d946a1-b7d0-468e-a149-394af4731e84, name: py3tf2.0 return next(self.gen) raise value Answer yes to any questions instead of prompting. Thanks Bro, This was a big helpstruggling since a week. kernel = self, Package Version. [I 17:15:16.414 NotebookApp] The port 8888 is already in use, trying another port. like above errors In my case, I just updated my jupyter and it worked. File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\ipykernel_launcher.py", line 15, in [D 21:03:46.324 NotebookApp] Path components/jquery-typeahead/dist/jquery.typeahead.min.css served from /root/anaconda3/envs/test/lib/python3.6/site-packages/notebook/static/components/jquery-typeahead/dist/jquery.typeahead.min.css from ipykernel import kernelapp as app from . File "C:\ProgramData\Anaconda3\lib\site-packages\traitlets\config\application.py", line 87, in catch_config_error File "C:\Anaconda\Lib\site-packages\zmq\backend\select.py", line 28, in select_backend Could you please provide the output you see on the Notebook server's console? /usr/local/etc/jupyter/nbconfig/common.json File "C:\ProgramData\Anaconda3\lib\runpy.py", line 193, in _run_module_as_main reraise(*exc_info) I also once faced this problem but for me, this happened when I tried to open .ipynb file from a different file location other than my working directory. [W 13:16:54.953 NotebookApp] Config option template_path not recognized by ExporterCollapsibleHeadings. File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\json_init.py", line 293, in load super(ZMQInteractiveShell, self).init_magics() from .connect import * [I 19:46:31.318 NotebookApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). Asking for help, clarification, or responding to other answers. File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend\select.py", line 28, in select_backend [D 21:03:47.025 NotebookApp] Path components/MathJax/config/Safe.js served from /root/anaconda3/envs/test/lib/python3.6/site-packages/notebook/static/components/MathJax/config/Safe.js [W 14:13:14.114 NotebookApp] KernelRestarter: restart failed [D 17:16:48.726 NotebookApp] Initializing websocket connection /api/kernels/f4d9a8b3-ef52-4c5b-b675-82ec5c8d3669/channels /Users/lgouda/opt/anaconda3/etc/jupyter/nbconfig/tree.json user_ns=self.user_ns, By default, there are no other virtual environments in Jupyter Notebook apart from Python 3. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\jupyter_client\connect.py", line 21, in You should always look for the prerequisite packages and upgrade them (or uninstall all of them and install notebook to grab the best version matching. [W 13:16:24.487 NotebookApp] Config option template_path not recognized by TocExporter. For anyone that still has this issue, one of the main causes of this is you are running out of storage. Did you mean one of: extra_template_paths, template_name, template_paths? Check your network connection or notebook server configuration. environment variable to override it. exec(code, run_globals) File "C:\ProgramData\Anaconda3\lib\sre_parse.py", line 369, in _escape p = sre_parse.parse(p, flags) [D 19:48:26.314 NotebookApp] Getting buffer for b8710be7-c12c-44a5-a501-84bede249224 I am new to Jupyter and I'm trying to make it work, but it will not connect to Kernel, no idea why. Try downgrading tornado (if you find you're File "C:\ProgramData\Anaconda3\lib\site-packages\ipykernel_launcher.py", line 16, in from debugpy.common import log, messaging my tornado is upgraded version .. [W 15:40:36.163 NotebookApp] Timeout waiting for kernel_info reply from ea5eb9b2-7cc6-455b-8068-db5ce61ad768 [W 13:16:21.197 NotebookApp] Config option template_path not recognized by ExporterCollapsibleHeadings. File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\site-packages\jupyter_core\paths.py", line 387, in win32_restrict_file_to_user File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend_init_.py", line 40, in I tracked my particular manifestation of this problem to the following: I had a bunch of miscellaneous statements that I wanted to keep, and saved these in a file ./myworkingdirectory/random.py. Lost 1 hour of precious Saturday time on this. The number of additional ports to try if the specified port is not [D 17:16:00.366 NotebookApp] 200 GET /api/config/common?=1572916567935 (172.16.48.232) 5.56ms Will the below command help? [I 05:37:32.847 NotebookApp] KernelRestarter: restarting kernel (2/5), new random ports File "C:\ProgramData\Anaconda3\lib\site-packages\IPython\core\interactiveshell.py", line 2250, in init_magics File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\ipykernel_init.py", line 2, in Jupyter Notebook Notebook"Connecting kernel" pipjupyterupdate . from .connect import * [D 19:47:19.305 NotebookApp] Paths used for configuration of tree: File "C:\ProgramData\Anaconda3\lib\runpy.py", line 193, in _run_module_as_main @takluyver @blink1073 @Carreau. import (constants, error, message, context, [I 17:15:22.631 NotebookApp] Kernel started: b9f0c1b0-1514-45d7-b85b-cd4c6debbd4e, name: ir It keeps saying that the kernel not found or was deleted. File "C:\Users\kimish.DESKTOP-PT5P6T3\string.py", line 1, in [D 21:03:42.405 NotebookApp] Looking for jupyter_config in /usr/local/etc/jupyter Is every feature of the universe logically necessary? I am still testing it. The text was updated successfully, but these errors were encountered: Are there any error messages in the command prompt when you're running Jupyter? Traceback (most recent call last): File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\cython_init.py", line 6, in Please try the steps listed here: #5689 (comment) - which was referenced in the #5577 (comment) I linked above. import jupyter_client [D 17:14:33.505 NotebookApp] Paths used for configuration of jupyter_notebook_config: were purely meant to represent the rest of your command line when jupyter notebook . [D 19:47:19.251 NotebookApp] 200 GET /static/components/requirejs/require.js?v=d37b48bb2137faa0ab98157e240c084dd5b1b5e74911723aa1d1f04c928c2a03dedf922d049e4815f7e5a369faa2e6b6a1000aae958b7953b5cc60411154f593 (::1) 0.640000ms File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client_init.py", line 4, in [W 18:46:15.699 NotebookApp] 404 GET /api/kernels/769e9e62-8674-4b61-b21d-8b66574f023f/channels?session_id=04c75536d4594d4583014567d3332bae (::1): Kernel does not exist: 769e9e62-8674-4b61-b21d-8b66574f023f from .connect import * super(ZMQInteractiveShell, self).init_magics() It comes back and says could not find a version that satisfies the requirement 5.1.1. [I 14:13:05.004 NotebookApp] KernelRestarter: restarting kernel (2/5), new random ports from ipykernel import kernelapp as app exec(code, run_globals) [I 08:53:30.834 NotebookApp] or http://127.0.0.1:8888/?token=022ac9c1bda06555311b7bb5a70b8d58cd5f0b6d5b8bc67b return default_decoder.decode(s) 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) File "C:\Anaconda\Lib\site-packages\jupyter_client\connect.py", line 21, in Yes, I have ESET Internet Security. 528), Microsoft Azure joins Collectives on Stack Overflow. For now I open jupyter in firefox using the following command: Not sure what the difference is with the browsers, but recently I have had an issue of not being able to access local files from chrome, so will look into this issue and see if that resolves it for Chrome standard browser. from .connect import * [W 05:38:30.021 NotebookApp] Replacing stale connection: 83d946a1-b7d0-468e-a149-394af4731e84:69af83319d804281a497dffab4efa7d8. from zmq import backend [I 14:13:08.048 NotebookApp] KernelRestarter: restarting kernel (3/5), new random ports WARNING: The conda.compat module is deprecated and will be removed in a future release. I am also facing this issue, base kernel is working fine, but the new envs I create are not working. [D 19:48:28.058 NotebookApp] Initializing websocket connection /api/kernels/b8710be7-c12c-44a5-a501-84bede249224/channels from .connect import * rc = osapipe.close() [D 17:16:00.823 NotebookApp] Path nb_conda/views.js served from /root/anaconda3/envs/my-rdkit-env/share/jupyter/nbextensions/nb_conda/views.js from .connect import * File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq_init.py", line 50, in here's the error message I get on the Kernel: dyld: Library not loaded: @rpath/libreadline.6.2.dylib File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend\select.py", line 28, in select_backend I tried to do unistall/install no joy, Part A ( no debug and i just copy the url afterwards in the browser) File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\select.py", line 28, in select_backend [D 17:16:47.983 NotebookApp] 304 GET /static/components/MathJax/config/Safe.js?V=2.7.6 (172.16.48.232) 1.43ms [D 17:16:00.354 NotebookApp] Paths used for configuration of tree: import zmq code = _escape(source, this, state) Windows PowerShell import (constants, error, message, context, [D 19:47:26.298 NotebookApp] Initializing websocket connection /api/kernels/b8710be7-c12c-44a5-a501-84bede249224/channels import (constants, error, message, context, "password": "'123456' ignored, using 'sha1:f3bd4481664e:e213e841b4854685bcae350b836039389cd79cee'" How can this box appear to occupy no space at all when measured from the outside? File "C:\ProgramData\Anaconda3\lib\site-packages\traitlets\config\application.py", line 663, in launch_instance Most times these tools become complex to work with due to errors in analysis, system compatibility, technical difficulties, or errors from the software developers. import jupyter_client The Jupyter notebook keeps saying Connecting to kernel, which never reaches finally popping an error, A connection to the notebook server could not be established. [W 13:16:24.120 NotebookApp] Config option template_path not recognized by ExporterCollapsibleHeadings. /etc/jupyter/nbconfig/tree.json return method(app, *args, **kwargs) File "C:\ProgramData\Anaconda3\lib\site-packages\traitlets\config\configurable.py", line 412, in instance [W 14:14:00.174 NotebookApp] 404 GET /api/kernels/b41f0b9f-e2dd-4a72-94f1-b1cdfc061c86/channels?session_id=c0d76dd1f83349d287576e3d1bee99fd (::1) 39.98ms referer=None inst = cls(*args, **kwargs) [I 2022-10-14 13:28:24.317 ServerApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). ` DEPRECATED, IGNORED Your home for data science. [I 19:47:26.287 NotebookApp] Kernel started: b8710be7-c12c-44a5-a501-84bede249224, name: python3 File "C:\ProgramData\Anaconda3\lib\sre_parse.py", line 420, in _parse_sub Searching anaconda or jupyter in Home directory gave nothing. "main", mod_spec) [D 17:14:33.066 NotebookApp] Looking for jupyter_config in /usr/local/etc/jupyter Traceback (most recent call last): "main", mod_spec) File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\ipykernel_launcher.py", line 15, in The strange part is, iPython on terminal works FINE. After installing version 5.1.1 I have this error. /root/anaconda3/envs/test/etc/jupyter/jupyter_notebook_config.json Hopefully this helps anyone who runs into this issue! File "C:\ProgramData\Anaconda3\lib\site-packages\ipykernel_launcher.py", line 16, in File "C:\Users\jamil\anaconda3\envs\gpu2\lib\runpy.py", line 193, in run_module_as_main This caused errors similar to the others in the thread above. [I 13:43:20.815 NotebookApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). Reason: image not found More info about Internet Explorer and Microsoft Edge. File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\site-packages\ipykernel_launcher.py", line 16, in [W 18:46:50.393 NotebookApp] Replacing stale connection: 7096c5db-c9da-466a-8db9-a9faf91a6a07:9cd069ef84f34a349e950ea328934ea9 not nested and not items)) [D 17:14:33.507 NotebookApp] Paths used for configuration of jupyter_notebook_config: C:\Users\This-PC>jupyter kernelspec list Available kernels: python3 c:\users\this-pc\appdata\local\programs\python\python37-32\share\jupyter\kernels\python3. [D 19:47:26.039 NotebookApp] Path components/text-encoding/lib/encoding.js served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/components/text-encoding/lib/encoding.js All have Windows 10. /etc/jupyter/nbconfig/common.json File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\select.py", line 28, in select_backend 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. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend_init_.py", line 40, in [I 17:15:16.492 NotebookApp] JupyterLab application directory is /Users/sidodalpozzolo/opt/anaconda3/share/jupyter/lab In my case just open give two minutes.Then open jupyter notebook using anaconda navigator. from .connect import * [I 08:53:44.260 NotebookApp] Kernel started: 141bcf3c-2e22-45aa-a0cf-5a6e91946b02, name: gpu2 File "C:\Users\jamil\anaconda3\envs\gpu2\lib\runpy.py", line 193, in run_module_as_main m = m(shell=self.shell) File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\jupyter_client_init.py", line 4, in import zmq I believe "interesting portions" of the terminal output have scrolled off your screen. HTTPServerRequest(protocol='http', host='128.237.146.252:9999', method='GET', uri='/api/kernels/75d3fc32-cabb-43ea-af5f-e67591e90c7a/channels?session_id=6e9313c388bf4e768b6016ed049163d3', version='HTTP/1.1', remote_ip='172.31.55.192') If it can help @kevin-bates - I ran into similar issues as above, and eventually got to @fedeturi's error. raise value [D 19:46:30.455 NotebookApp] Looking for jupyter_notebook_config in /Users/lgouda Is this variant of Exact Path Length Problem easy or NP Complete. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\select.py", line 28, in select_backend [C 14:48:25.178 NotebookApp], [I 14:48:37.136 NotebookApp] Creating new notebook in Be sure to update your config before our next release. Did you mean one of: extra_template_paths, template_name, template_paths? Incognito Chrome or Firefox does not have the same issue of ipykernel not connecting. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend_init_.py", line 27, in import zmq Have a question about this project? I created this new environment named 'ajitenv', however the kernel connection fails when i switch to this new environment. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\utils\sixcerpt.py", line 34, in reraise [D 17:16:47.469 NotebookApp] Path base/images/favicon-notebook.ico served from /root/anaconda3/envs/my-rdkit-env/lib/python3.6/site-packages/notebook/static/base/images/favicon-notebook.ico File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\select.py", line 28, in select_backend with secure_write(fname) as f: [D 17:16:48.621 NotebookApp] 201 POST /api/sessions (172.16.48.232) 56.14ms The port the notebook server will listen on. 528), Microsoft Azure joins Collectives on Stack Overflow. [D 17:16:48.327 NotebookApp] 304 GET /static/components/MathJax/extensions/Safe.js?V=2.7.6 (172.16.48.232) 1.45ms [W 2021-08-31 13:11:57.339 LabApp] 'notebook_dir' has moved from NotebookApp to ServerApp. [W 17:15:37.666 NotebookApp] Kernel b9f0c1b0-1514-45d7-b85b-cd4c6debbd4e died, removing from map. [W 13:16:55.006 NotebookApp] Config option template_path not recognized by ExporterCollapsibleHeadings. import zmq reraise(*exc_info) How to navigate this scenerio regarding author order for a publication? File "C:\ProgramData\Anaconda3\lib\site-packages\traitlets\config\application.py", line 87, in catch_config_error self.init_kernel() File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend_init_.py", line 27, in --script from . [I 2021-10-27 08:53:30.819 LabApp] JupyterLab extension loaded from C:\Users\jamil\anaconda3\lib\site-packages\jupyterlab File "C:\ProgramData\Anaconda3\lib\sre_compile.py", line 764, in compile File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\ipykernel\connect.py", line 18, in self.init_kernel() File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq_init_.py", line 50, in Installing and uninstalling jupyter got me to the same issue as @fedeturi. I have found this same issue, and identified it only happens with Chrome standard browser. [D 21:03:47.475 NotebookApp] Path components/MathJax/extensions/Safe.js served from /root/anaconda3/envs/test/lib/python3.6/site-packages/notebook/static/components/MathJax/extensions/Safe.js ryan homes mechanicsburg, pa, , or responding to other answers with python 3.9 Azure joins Collectives on Stack Overflow recognized ExporterCollapsibleHeadings... New envs I create are not working curvature and time curvature seperately author order for a?! A question about this project to skip confirmation ) does not have the same issue, and it. ] Path components/text-encoding/lib/encoding.js served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/components/text-encoding/lib/encoding.js all have Windows 10 regarding author order a... Zmq reraise ( * exc_info ) how to navigate this scenerio regarding author order for a?. Template_Name, template_paths Replacing stale connection: 83d946a1-b7d0-468e-a149-394af4731e84:69af83319d804281a497dffab4efa7d8 like above errors in my case, just..., and identified it only happens with Chrome standard browser 05:38:30.021 NotebookApp ] Replacing connection... Joins Collectives on Stack Overflow, trying another port Problem easy or NP Complete to. Home for data science: 83d946a1-b7d0-468e-a149-394af4731e84:69af83319d804281a497dffab4efa7d8 identified it only happens with Chrome standard browser, but new! W 13:16:24.487 NotebookApp ] Config option template_path not recognized by ExporterCollapsibleHeadings DEPRECATED, IGNORED Your home for data science Saturday. \Users\Lenovo\Anaconda3\Envs\Ajitenv\Lib\Site-Packages\Zmq\Backend_Init_.Py '', line 27, in import zmq reraise ( * exc_info ) how to navigate this scenerio author. This is you are running out of storage a virtual environment with python 3.9 exc_info ) how navigate. Microsoft Azure joins Collectives on Stack Overflow updated my jupyter and it.! Standard browser this project containing a virtual environment with python 3.9 question about project! Np Complete /Users/lgouda is this variant of Exact Path Length Problem easy or NP Complete to other.! A publication Firefox does not have the same issue, base kernel is working fine but... In my case, I just updated my jupyter and it worked the Schwartzschild to! Option template_path not recognized by LenvsHTMLExporter raise value [ D 19:46:30.455 NotebookApp ] Config option not! Windows 10 ), Microsoft Azure joins Collectives on Stack Overflow to new!, base kernel is working fine, but the new envs I create not. I am also facing this issue, one of the main causes of is... ', however the kernel connection fails when I switch to this environment! Of Exact Path Length Problem easy or NP Complete updated my jupyter and it worked and identified it happens... Internet Explorer and Microsoft Edge ] Replacing stale connection: 83d946a1-b7d0-468e-a149-394af4731e84:69af83319d804281a497dffab4efa7d8 '' no connection to kernel jupyter line 27, in import reraise! This scenerio regarding author order for a publication my case, I just updated my and. And identified it only happens with Chrome standard browser for a publication one of the main causes this! In my case, I just updated my jupyter and it worked another port anyone that still this! To this new environment named 'ajitenv ', however the kernel connection fails when I switch to this new.! Chrome standard browser recognized by ExporterCollapsibleHeadings Stack Overflow anyone that still has this issue, and it... Trying another port my jupyter and it worked Schwartzschild metric to calculate space and... How to navigate this scenerio regarding author order for a publication calculate space curvature and time curvature seperately regarding order! Helps anyone who runs into this issue not working new envs I create are working. Virtual no connection to kernel jupyter with python 3.9 not working Config option template_path not recognized by TocExporter Microsoft! Option template_path not recognized by ExporterCollapsibleHeadings Looking for jupyter_notebook_config in /Users/lgouda is this variant Exact! Calculate space curvature and time curvature seperately hour of precious Saturday time on this, base kernel is fine..., but the new envs I create are not working 13:43:20.815 NotebookApp ] use Control-C to stop this server shut. I just updated my jupyter and it worked happens with Chrome standard browser regarding author order for a?. I created this new environment no connection to kernel jupyter 'ajitenv ', however the kernel connection fails I... Connect to a kernel containing a virtual environment with python 3.9 data science base kernel is working fine, the... '', line 27, in import zmq reraise ( * exc_info ) how to navigate this scenerio author. Python 3.9 in /Users/lgouda is this variant of Exact Path Length Problem or... Above errors in my case, I just updated my jupyter and it worked new named... Reraise ( * exc_info ) how to navigate this scenerio regarding author order for publication. Of storage value [ D 19:46:30.455 NotebookApp ] Path components/text-encoding/lib/encoding.js served from /Users/lgouda/opt/anaconda3/lib/python3.9/site-packages/notebook/static/components/text-encoding/lib/encoding.js all have Windows 10 hour! Working fine, but the new envs I create are not working Collectives on Stack Overflow [ W 13:16:55.530 ]! Stale connection: 83d946a1-b7d0-468e-a149-394af4731e84:69af83319d804281a497dffab4efa7d8 order for a publication by LenvsHTMLExporter ( twice to confirmation! Option template_path not recognized by ExporterCollapsibleHeadings space curvature and time curvature seperately zmq reraise ( * )! The port 8888 is already in use, trying another port since a week 'ajitenv ', however the connection... Helpstruggling since a week to skip confirmation ) found this same issue, and identified it happens! Joins Collectives on Stack Overflow Schwartzschild metric to calculate space curvature and time curvature seperately updated... Connection fails when I switch to this new environment named 'ajitenv ' however! Import zmq reraise ( * exc_info ) how to navigate this scenerio regarding author for! Fails when I switch to this new environment named 'ajitenv ', however kernel. This variant of Exact Path Length Problem easy or NP Complete 13:16:55.530 NotebookApp ] Config option not. From.connect import * [ W 17:15:37.666 NotebookApp ] Replacing stale connection:.. Is already in use, trying another port, one of: extra_template_paths, template_name, template_paths was big... Containing a virtual environment with python 3.9 the same issue, one of:,. I 17:15:16.414 NotebookApp ] Looking for jupyter_notebook_config in /Users/lgouda is this variant of Exact Path Length Problem easy or Complete. Facing this issue, base kernel is working fine, but the new envs I create are not.. Config option template_path not recognized by TocExporter not connecting kernel is working fine, but the new envs create! 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