Fatal error in launcher:

It’s wrong to build a virtual environment today, but why not

I tried the PIP command and found that it was the same error

I feel like it needs to be updated, and then I enter the update PIP command

python -m pip install –upgrade pip

Sure enough,

Pip is OK, but virtualenv still reports an error

So I updated virtualenv. Now it’s OK. The command is as follows

python -m pip install –upgrade virtualenv


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