from zmq import backend import zmq [D 21:03:42.405 NotebookApp] Looking for jupyter_config in /etc/jupyter [I 2022-10-14 13:28:34.832 ServerApp] Kernel started: 0c7e8334-2d31-41b8-97d0-2d8efa8d9630 Since 'email' is a standard module, so I need to name my 'email.py' as another name, such as 'play_email.py', as long as the new name is different from any standard module name. [I 17:15:16.492 NotebookApp] JupyterLab extension loaded from /Users/sidodalpozzolo/opt/anaconda3/lib/python3.8/site-packages/jupyterlab user_ns=self.user_ns, [I 14:48:25.129 NotebookApp] JupyterLab extension loaded from c:\users\kimish.desktop-pt5p6t3\appdata\local\programs\python\python38-32\lib\site-packages\jupyterlab 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", jupyter notebook keeps CONNECTING TO KERNEL, Jupyter notebook: No connection to server because websocket connection fails, Flake it till you make it: how to detect and deal with flaky tests (Ep. [I 13:17:04.115 NotebookApp] KernelRestarter: restarting kernel (3/5), keep random ports Try renaming this file (and corresponding import statements). [W 13:28:52.224 NotebookApp] 404 GET /api/kernels/330a6583-0b2d-42b1-aa67-c95a50c19e80/channels?session_id=823f17268f1240248298d6b4d835495f (::1): Kernel does not exist: 330a6583-0b2d-42b1-aa67-c95a50c19e80 File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client\connect.py", line 21, in File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend\cython_init.py", line 6, in Did you mean one of: extra_template_paths, template_name, template_paths? File "C:\Anaconda\Lib\site-packages\jupyter_client\connect.py", line 21, in Glad we could all figure it out! File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq_init_.py", line 50, in ImportError: DLL load failed: The specified module could not be found. [D 21:03:46.964 NotebookApp] 200 GET /static/services/contents.js?v=20191105210342 (172.16.48.232) 1.73ms from . Did you mean one of: extra_template_paths, template_name, template_paths? It will restart automatically.". --port= (NotebookApp.port) [W 15:39:51.179 NotebookApp] KernelRestarter: restart failed File "C:\Users\jamil\anaconda3\envs\gpu2\lib\runpy.py", line 193, in run_module_as_main dyld: Library not loaded: @rpath/libreadline.6.2.dylib kernel = self, [D 19:47:19.189 NotebookApp] Accepting token-authenticated connection from ::1 [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 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 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\runpy.py", line 85, in run_code ns = select_backend(first) [W 14:14:00.142 NotebookApp] 404 GET /api/kernels/b41f0b9f-e2dd-4a72-94f1-b1cdfc061c86/channels?session_id=c0d76dd1f83349d287576e3d1bee99fd (::1): Kernel does not exist: b41f0b9f-e2dd-4a72-94f1-b1cdfc061c86 from .core.application import Application In new ML workspace you need to setup the computing resource to run the jupyter. [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'] [D 19:46:30.463 NotebookApp] Paths used for configuration of jupyter_notebook_config: Set the log level by value or name. File "C:\ProgramData\Anaconda3\lib\re.py", line 234, in compile @danielgo I've got page/browser language set to en-us ;/. [D 17:17:48.733 NotebookApp] Opening websocket /api/kernels/f4d9a8b3-ef52-4c5b-b675-82ec5c8d3669/channels [I 17:15:31.650 NotebookApp] KernelRestarter: restarting kernel (3/5), new random ports "main", mod_spec) from .connect import * mod = import(name, fromlist=public_api) File "C:\Users\user\AppData\Local\Programs\Python\Python39\lib\runpy.py", line 197, in run_module_as_main File "C:\ProgramData\Anaconda3\lib\sre_compile.py", line 764, in compile Default: 8888 Did you mean one of: extra_template_paths, template_name, template_paths? I have found this same issue, and identified it only happens with Chrome standard browser. from .connect import * File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq_init_.py", line 50, in raise value m = m(shell=self.shell) import zmq } jupyter notebook import (constants, error, message, context, [W 15:40:38.123 NotebookApp] 404 GET /api/kernels/ea5eb9b2-7cc6-455b-8068-db5ce61ad768/channels?session_id=a10207319f184c1bace6c946609970b2 (::1) 5.180000ms referer=None Glad to hear that @Dipon12. I've set the Kernel to use Python 3.10.9 but can see the 3.8 being used. I have a compute instance running (it's green), but it also says "No Kernel connected". File "C:\ProgramData\Anaconda3\lib\sre_compile.py", line 764, in compile I would try reinstalling the kernel and generally confirming the R environment first. python -m pip uninstall -y jupyter jupyter_core jupyter-client jupyter-console jupyterlab_pygments notebook qtconsole nbconvert nbformat. i tries creating different envs, none of them worked, uninstalled and reinstalled anaconda, that didn't work, used this from zmq import backend `. [E 08:54:44.320 NotebookApp] Error opening stream: HTTP 404: Not Found (Kernel does not exist: 141bcf3c-2e22-45aa-a0cf-5a6e91946b02) [W 01:44:00.161 NotebookApp] 404 GET /api/kernels/0f138dea-b642-4fbf-8b5a-a22f979fb603/channels?session_id=756a070714d04866bc9f5c7f600db245 (::1) 39023.48ms referer=None [I 17:49:22.201 NotebookApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). When I open the notebook your_first_read (or create a new notebook) in the mflix environment, it doesn't connect to the kernel. [I 13:43:44.866 NotebookApp] KernelRestarter: restarting kernel (3/5), new random ports not nested and not items)) ImportError: DLL load failed while importing error: The specified module could not be found. [I 19:47:29.286 NotebookApp] KernelRestarter: restarting kernel (1/5), new random ports Indefinite article before noun starting with "the". I simply just restarted the Anaconda program and opened a new Python 3 notebook, and Jupyter could connect. [D 17:16:48.262 NotebookApp] Path jupyter-js-widgets/extension.js served from /root/anaconda3/envs/my-rdkit-env/share/jupyter/nbextensions/jupyter-js-widgets/extension.js File "C:\Users\jamil\anaconda3\envs\gpu2\lib\runpy.py", line 85, in run_code Thanks @kevin-bates ! Site Maintenance- Friday, January 20, 2023 02:00 UTC (Thursday Jan 19 9PM Were bringing advertisements for technology courses to Stack Overflow. Soo Jeong 6 months. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\cython_init.py", line 6, in from .connect import * File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend_init_.py", line 40, in By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. [W 19:48:28.064 NotebookApp] 404 GET /api/kernels/b8710be7-c12c-44a5-a501-84bede249224/channels?session_id=1a5b662a117e47d981bb76f1f6fefc12 (::1): Kernel does not exist: b8710be7-c12c-44a5-a501-84bede249224 [W 13:27:39.105 NotebookApp] Config option template_path not recognized by TocExporter. [I 08:53:53.276 NotebookApp] KernelRestarter: restarting kernel (3/5), new random ports [D 19:47:26.285 NotebookApp] Connecting to: tcp://127.0.0.1:58641 File "C:\ProgramData\Anaconda3\lib\sre_parse.py", line 369, in _escape There is a likelihood that you've updated Tornado to 6.0.0 recently. File "/Users/vishnuc/anaconda3/lib/python3.7/site-packages/notebook/services/kernels/handlers.py", line 274, in open [D 17:16:36.170 NotebookApp] 200 GET /api/contents?type=directory&=1572916567942 (172.16.48.232) 5.11ms RANDS_CHARS = np.array(list(string.ascii_letters + string.digits), dtype=(np.str, 1)) File "C:\Users\user\AppData\Local\Programs\Python\Python39\lib\runpy.py", line 197, in run_module_as_main re.error: incomplete escape \U at position 52 The others talk about having multiple winsock.dll files on the path - but some of those are refuted. File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\json\decoder.py", line 337, in decode [D 17:14:33.068 NotebookApp] Loaded config file: /root/.jupyter/jupyter_notebook_config.py delete all the python files in the same directory where notebook is installed or move them to some other folder. File "C:\Anaconda\Lib\site-packages\jupyter_client\connect.py", line 21, in Thanks! [D 21:03:47.038 NotebookApp] Paths used for configuration of common: reraise(*exc_info) /root/anaconda3/envs/my-rdkit-env/etc/jupyter/nbconfig/common.json import jupyter_client File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\runpy.py", line 87, in run_code I was too lazy to resetting my system , so I bought a new laptop and my problem fixed ! File "C:\ProgramData\Anaconda3\lib\re.py", line 286, in _compile [I 21:03:42.680 NotebookApp] JupyterLab extension loaded from /root/anaconda3/envs/test/lib/python3.6/site-packages/jupyterlab [D 19:46:30.455 NotebookApp] Looking for jupyter_notebook_config in /Users/lgouda/.local/etc/jupyter not nested and not items)) [D 21:04:47.704 NotebookApp] Connecting to: tcp://:39233 mod = import(name, fromlist=public_api) File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\jupyter_client_init.py", line 4, in And i guess the current working directory have the same file prefixes as you asked. super(AuthenticatedZMQStreamHandler, self).get(*args, **kwargs) ns = select_backend(first) reraise(*exc_info) from . Did you mean one of: extra_template_paths, template_name, template_paths? import jupyter_client --no-mathjax [W 13:16:21.154 NotebookApp] Config option template_path not recognized by ExporterCollapsibleHeadings. [D 19:47:19.307 NotebookApp] Paths used for configuration of common: re.error: incomplete escape \U at position 52 A Medium publication sharing concepts, ideas and codes. I have attached the images for the output return method(app, *args, **kwargs) from ipykernel import kernelapp as app /root/.jupyter/jupyter_notebook_config.json If that's a port number, you really need to write the entire JSON block I had provided to a file (brackets included), say, connection.json, then reference that file in the command with -f connection.json. Would be really helpful if you could guide me towards how to uninstall/reinstall pyzmq. File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\backend_init_.py", line 40, in Traceback (most recent call last): [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 17:14:33.066 NotebookApp] Looking for jupyter_config in /root/anaconda3/envs/my-rdkit-env/etc/jupyter return method(app, *args, **kwargs) You need to repeat the pyzmq installation - which can be a little finicky based on past support experiences. [W 15:39:51.179 NotebookApp] Kernel ea5eb9b2-7cc6-455b-8068-db5ce61ad768 died, removing from map. RANDS_CHARS = np.array(list(string.ascii_letters + string.digits), dtype=(np.str, 1)) --debug [D 17:16:44.535 NotebookApp] 200 GET /api/contents/test_dir?type=directory&=1572916567943 (172.16.48.232) 3.86ms import jupyter_client [W 19:48:44.234 NotebookApp] 404 GET /api/kernels/b8710be7-c12c-44a5-a501-84bede249224/channels?session_id=1a5b662a117e47d981bb76f1f6fefc12 (::1) 5.940000ms referer=None [I 14:12:36.653 NotebookApp] or http://127.0.0.1:8889/?token=19e4cb4a419a4dc8a79f175ad4c6f2d2ba43a722664afc6c File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\ipykernel_launcher.py", line 15, in File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\runpy.py", line 194, in run_module_as_main self.execre = re.compile(r'(.). Debug output belowas a novice is there anything that sticks out? File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client_init.py", line 4, in I was using wrong syntax. File "C:\Users\user\AppData\Local\Programs\Python\Python39\lib\runpy.py", line 87, in run_code exec(code, run_globals) import zmq my tornado is upgraded version .. [I 13:43:20.815 NotebookApp] or http://127.0.0.1:8888/?token=e680df78a5153f6708f7ad4756ce5a506a78a617b05fc71f [D 19:47:19.305 NotebookApp] Paths used for configuration of tree: Can I change which outlet on a circuit has the GFCI reset switch? Do you have some kind of internet security software on your computer? import zmq [W 08:58:52.192 NotebookApp] Replacing stale connection: 141bcf3c-2e22-45aa-a0cf-5a6e91946b02:8e34707500254cf68e9a67a6a7157d43 /Users/lgouda/opt/anaconda3/etc/jupyter/nbconfig/notebook.d/jupyterlab-plotly.json win32_restrict_file_to_user(fname) return run_code(code, main_globals, None, If you need anything else I will supply it. raise value [D 17:16:00.918 NotebookApp] Path nb_conda/tab.html served from /root/anaconda3/envs/my-rdkit-env/share/jupyter/nbextensions/nb_conda/tab.html [I 13:43:20.812 NotebookApp] Serving notebooks from local directory: C:\Users\user not nested and not items)) I would start with this #5024 (comment). File "C:\ProgramData\Anaconda3\lib\runpy.py", line 193, in _run_module_as_main [I 17:15:22.631 NotebookApp] Kernel started: b9f0c1b0-1514-45d7-b85b-cd4c6debbd4e, name: ir Did you mean one of: extra_template_paths, template_name, template_paths? self.stream.close() A connection to the notebook server could not be established. Tried every solution, still no connection. mod = import(name, fromlist=public_api) File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\zmq\utils\sixcerpt.py", line 34, in reraise File "C:\Anaconda\Lib\site-packages\ipykernel_launcher.py", line 15, in Did you mean one of: extra_template_paths, template_name, template_paths? raise value File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\jupyter_client\connect.py", line 21, in [W 15:39:33.524 NotebookApp] Notebook Untitled2.ipynb is not trusted [D 19:47:19.192 NotebookApp] Using contents: services/contents Now open the jupyter and select the "my_env" from Kernel option. [W 17:17:48.731 NotebookApp] Timeout waiting for kernel_info reply from f4d9a8b3-ef52-4c5b-b675-82ec5c8d3669 Thanks for all the suggestions! [D 17:16:48.141 NotebookApp] 200 GET /api/config/notebook?=1572916615681 (172.16.48.232) 6.31ms [W 13:17:10.265 NotebookApp] Kernel b165f980-2053-418e-ae80-4c5d9403e306 died, removing from map. [I 15:39:45.162 NotebookApp] KernelRestarter: restarting kernel (3/5), new random ports raise value [I 17:14:33.495 NotebookApp] [nb_conda_kernels] enabled, 3 kernels found /Users/lgouda/opt/anaconda3/etc/jupyter/nbconfig/notebook.json [D 17:16:00.366 NotebookApp] 200 GET /api/config/common?=1572916567935 (172.16.48.232) 5.56ms [D 17:15:59.608 NotebookApp] Path components/react/react.production.min.js served from /root/anaconda3/envs/my-rdkit-env/lib/python3.6/site-packages/notebook/static/components/react/react.production.min.js Any notebooks I attempted to open in the same directory as where this file was had trouble connecting to the kernel. [I 08:53:30.834 NotebookApp] Serving notebooks from local directory: C:\Users\jamil Try deleting some files to make some room. File "C:\Users\jsdha\anaconda3\envs\py3tf2.0\lib\site-packages\ipykernel\kernelapp.py", line 257, in init_connection_file Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. File "C:\ProgramData\Anaconda3\lib\site-packages\ipykernel\kernelapp.py", line 447, in init_kernel reraise(*exc_info) [D 21:03:47.476 NotebookApp] 304 GET /static/components/MathJax/extensions/Safe.js?V=2.7.6 (172.16.48.232) 1.44ms I experienced a similar issue on my old PC converted into a Ubuntu 20.04 server, with Jupyterlab running under Jupyterhub. ImportError: DLL load failed while importing error: The specified module could not be found. File "C:\Users\Lenovo\anaconda3\envs\ajitenv\lib\site-packages\zmq\backend\cython_init.py", line 6, in [D 19:47:26.178 NotebookApp] 200 GET /api/config/common?=1653187646112 (::1) 1.610000ms p = sre_compile.compile(pattern, flags) As for this question, there are different solutions for there is no more information. How (un)safe is it to use non-random seed words? There should be information pertaining to the kernel's startup. [I 20:16:39.876 NotebookApp] Use Control-C to stop this server and shut down all kernels (twice to skip confirmation). reraise(*exc_info) File "C:\ProgramData\Anaconda3\lib\site-packages\IPython\core\magics\osm.py", line 52, in init File "C:\Users\user\AppData\Local\Programs\Python\Python39\lib\runpy.py", line 87, in run_code import (constants, error, message, context, ns = select_backend(first) File "C:\Anaconda\Lib\site-packages\ipykernel_init.py", line 2, in /usr/local/etc/jupyter/nbconfig/notebook.json [W 01:43:14.974 NotebookApp] Kernel 0f138dea-b642-4fbf-8b5a-a22f979fb603 died, removing from map. I have found this same issue, and identified it only happens with Chrome standard browser. return run_code(code, main_globals, None, [D 19:47:26.184 NotebookApp] 200 GET /static/components/MathJax/extensions/MathML/content-mathml.js?V=2.7.9 (::1) 1.810000ms the original issue was caused by using pip in a conda environment to install some unrelated package (google.colab), which then messed up the jupyter installation (with some different versions of six, tornado, ipython, notebook, ipykernel). File "C:\ProgramData\Anaconda3\lib\runpy.py", line 85, in _run_code Traceback (most recent call last): In my case, I created a virtual environment named "DL", but the notebook that should have run under this environment did not, so I uninstalled it from the notebook and installed it again with the commands: python -m ipykernel install --user --name=DL. [D 19:46:30.455 NotebookApp] Looking for jupyter_config in /Users/lgouda/.jupyter Screen shots help too. of issues that has caused. from .connect import * mod = import(name, fromlist=public_api) on full configurables, see '--help-all'. import jupyter_client File "C:\Users\jamil\anaconda3\envs\gpu2\lib\site-packages\jupyter_client\connect.py", line 21, in Incognito Chrome or Firefox does not have the same issue of ipykernel not connecting. File "
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