我无法在Anaconda上启动Jupyter。我使用的是Windows,如何解决这个错误?错误提示如下:
Traceback (most recent call last):
File "C:\Users\User\anaconda3\Scripts\jupyter-notebook-script.py", line 6, in
from notebook.notebookapp import main
File "C:\Users\User\anaconda3\lib\site-packages\notebook\notebookapp.py", line 64, in
raise ImportError(_("The Jupyter Notebook requires tornado >= 5.0, but you have %s") % tornado.version)
ImportError: The Jupyter Notebook requires tornado >= 5.0, but you have 4.5.3