Anaconda Jupyter is not opening by cmd and Anaconda Navigator


My Jupyter lab/notebook not opening by cmd or anaconda navigator in windows 10.
I tried to unistall and install toolkit, and update all anaconda and python. but it won't works.
It always gives AttributeError
anybody can help me to resolve it urgently?

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2 Answers


Instead of jupyter lab write jupyter notebook.

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What does the cmd shell tell when you type jupyter --version? For instance, my shell tells, that I do not have jupyter lab installed:

jupyter lab : not installed

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