Anaconda3 installation, the installation process everything is normal, after the installation is complete run Jupyter Notebook appeared some problems:

Problem a: Jupyter Notebook start address problems
After start-up, the browser address bar show address is: http://localhost:8889/undefined/tree, rather than: http://localhost:8889/tree, as the chart,


Problem two: new document error
New document direct error, error message is as follows (or address) :



Terminal command is as follows:
[I 10:08:43. 264 NotebookApp] JupyterLab alpha preview the extension the loaded from D: \ Anaconda3 \ lib \ site - packages \ JupyterLab
JupyterLab v0.27.0
Known labextensions:
[I 10:08:43. 266 NotebookApp] Running the core application with no additional extensions or Settings
[I 10:08:43. 680 NotebookApp] Serving notebooks from the local directory: d: \ p y
[I 10:08:43. 681 NotebookApp] 0 active kernels
[I 10:08:43. 681 NotebookApp] The Jupyter Notebook is running at: http://localhost:8888/? 44 b3235a90c7c85f5af5c2564df42c34408fb03575bf0c73 token=
[I 10:08:43. 681 NotebookApp] Use Control - C to stop this server and shut down all kernels (twice to skip confirmation).
[10:08:43 C. 683 NotebookApp]

Copy/paste this URL into your browser when you connect for the first time,
To login with a token:
http://localhost:8888/? 44 b3235a90c7c85f5af5c2564df42c34408fb03575bf0c73 token=
[I 10:08:45. 579 NotebookApp] has one - time - token - authenticated connection from: : 1
[W 10:10:24. 701 NotebookApp] 404 GET/undefined undefined (: : 1) 5.01 ms referer=None
[I 10:10:24. 807 NotebookApp] Creating new notebook in

CodePudding user response:

See the log as background services go wrong,

CodePudding user response:

Anyway, Python environment is vulnerable, I, too, the same code, had run no problem, after a while with jupyter notebook operation error, restart your notebook code can run normally

CodePudding user response:

There are several installation, can have a try: https://www.hellodemos.com/hello-jupyter/jupyter-install.html