I am unable to open JUPYTER Notebook

Product Help Anaconda Notebooks
1

I am struck in this error and fed up I tried to reinstall and other method but none work,Please help how to open Jupyter notebook

Traceback (most recent call last):
File “C:\Users\Admin\anaconda3\Lib\site-packages\notebook\traittypes.py”, line 235, in _resolve_classes
klass = self._resolve_string(klass)
^^^^^^^^^^^^^^^^^^^^^^^^^^^
File “C:\Users\Admin\AppData\Roaming\Python\Python311\site-packages\traitlets\traitlets.py”, line 2009, in _resolve_string
return import_item(string)
^^^^^^^^^^^^^^^^^^^
File “C:\Users\Admin\AppData\Roaming\Python\Python311\site-packages\traitlets\utils\importstring.py”, line 30, in import_item
module = import(package, fromlist=[obj])
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named ‘jupyter_server.contents’

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File “C:\Users\Admin\anaconda3\Scripts\jupyter-notebook-script.py”, line 10, in
sys.exit(main())
^^^^^^
File “C:\Users\Admin\anaconda3\Lib\site-packages\jupyter_core\application.py”, line 277, in launch_instance
return super().launch_instance(argv=argv, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File “C:\Users\Admin\AppData\Roaming\Python\Python311\site-packages\traitlets\config\application.py”, line 1044, in launch_instance
app = cls.instance(**kwargs)
^^^^^^^^^^^^^^^^^^^^^^
File “C:\Users\Admin\AppData\Roaming\Python\Python311\site-packages\traitlets\config\configurable.py”, line 555, in instance
inst = cls(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^
File “C:\Users\Admin\AppData\Roaming\Python\Python311\site-packages\traitlets\traitlets.py”, line 1295, in new
inst.setup_instance(*args, **kwargs)
File “C:\Users\Admin\AppData\Roaming\Python\Python311\site-packages\traitlets\traitlets.py”, line 1338, in setup_instance
super(HasTraits, self).setup_instance(*args, **kwargs)
File “C:\Users\Admin\AppData\Roaming\Python\Python311\site-packages\traitlets\traitlets.py”, line 1314, in setup_instance
init(self)
File “C:\Users\Admin\anaconda3\Lib\site-packages\notebook\traittypes.py”, line 226, in instance_init
self._resolve_classes()
File “C:\Users\Admin\anaconda3\Lib\site-packages\notebook\traittypes.py”, line 238, in _resolve_classes
warn(f"{klass} is not importable. Is it installed?", ImportWarning)
TypeError: warn() missing 1 required keyword-only argument: ‘stacklevel’

2

I’m also getting the same error.

3

I’m also getting same error

4

I was getting the same error, but this GitHub page worked out for me: ModuleNotFoundError: No module named 'jupyter_server.contents' switching to Python kernel · Issue #24436 · microsoft/azuredatastudio · GitHub

2 Likes
5

The solution worked for me as well as noted in this link to use Anaconda Prompt to uninstall trailets 5.10.0 and install 5.9.0. Thanks Raphael!

6
7

I’m having the same issue. What do i do?