I have a problem running this code

Question

Error Main method not found in class Main, please define the main method as
public static void main(String[] args)
or a JavaFX application class must extend javafx.application.Application

This is my eror
I use IntelliJ IDEA
https://code.sololearn.com/c6mFunceZEBy/?ref=app

Answer 1

I tried it but another error occurs

Answer 2

You might be having any class file directory which have same name as an inbuilt java class name.. In such case you can rename/delete your defined class name or you can change the directory...