Something wrong happen when I execute the command "streamlit run my_script.py"

[phoenix]

When I execute the command “streamlit run my_script.py”,a fatal error in launcher happen.I have no idea what makes this error happen

[asehmi]

Have you checked the obvious things like python version, streamlit version, and both are 64-bit. Does streamlit hello work?

If you are able, please post a minimal sample app to reproduce this error?

Thanks,
Arvindra

[phoenix]

Thank you,but I find it fixed after I reinstall streamlit