From the Anaconda Navigator, I’ve installed JupterLab 4.0.11. When I select the Launch button, it fails to start and provides the following error message.
Traceback (most recent call last):
*File “C:\Users\clay_\anaconda3\Scripts\jupyter-lab-script.py”, line 6, in *
from jupyterlab.labapp import main
*File “C:\Users\clay_\anaconda3\Lib\site-packages\jupyterlab_init_.py”, line 7, in *
from .serverextension import load_jupyter_server_extension # noqa
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
*File “C:\Users\clay_\anaconda3\Lib\site-packages\jupyterlab\serverextension.py”, line 4, in *
from jupyter_server.utils import url_path_join
*File “C:\Users\clay_\anaconda3\Lib\site-packages\jupyter_server\utils.py”, line 31, in *
from tornado.netutil import Resolver
*File “C:\Users\clay_\anaconda3\Lib\site-packages\tornado\netutil.py”, line 35, in *
_client_ssl_defaults = ssl.create_default_context(ssl.Purpose.SERVER_AUTH)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File “C:\Users\clay_\anaconda3\Lib\ssl.py”, line 775, in create_default_context
context.load_default_certs(purpose)
File “C:\Users\clay_\anaconda3\Lib\ssl.py”, line 596, in load_default_certs
self._load_windows_store_certs(storename, purpose)
File “C:\Users\clay_\anaconda3\Lib\ssl.py”, line 588, in _load_windows_store_certs
self.load_verify_locations(cadata=certs)
ssl.SSLError: [X509V3: INVALID_CERTIFICATE] invalid certificate (_ssl.c:4035)
What is the problem and how do I correct the problem?
Thanks