8000 sqlalchemy.exc.InvalidRequestError: Object '<User at 0x7fbe82f13be0>' is already attached to session 'n' · Issue #4 · kantancoding/FlaskDS · GitHub

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sqlalchemy.exc.InvalidRequestError: Object '<User at 0x7fbe82f13be0>' is already attached to session 'n' #4

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kamalkoranga opened this issue Mar 28, 2023 · 1 comment

kamalkoranga commented

•

I've getting error in deleting user.

while using cascade too...

Route for deleting user is :

GmGniap commented

I think if you're running on MacOS , change port number to greater than default 5000.
In your server.py script , change as below.

if __name__ == "__main__":
    app.run(port= 8000, debug=True)

I hope it'll solve your problem. Reference

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