I don’t understand why I lose chatgpt account

I don’t understand why this problem has suddenly appeared.
My account is suddenly unavailable, shows the message “You do not have an account because it has been deleted or deactivated” Please find out what the reason is and how to restore it, thank you very much.
account: kumthjataepgtr@mail10year.com

We can’t answer account questions here, this is just a user forum.

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