JAVA Help

I am getting this error when trying to run the code below, I need to know if i need anything more then what i have to run this:

import java.util.Scanner;

public class AutoLinkedinJobs {

public static void main(String[] args) {

// Declare variables

String keywords;

String browser;

String command;

// Create a scanner to read in user input

Scanner input = new Scanner(System.in);

// Prompt user to enter in keywords

System.out.println("Enter in keywords related to the job you want to apply to: ");

keywords = input.nextLine();

// Prompt user to enter in their preferred browser

System.out.println("Enter in your preferred browser: ");

browser = input.nextLine();

// Open up LinkedIn on the user's preferred browser

openLinkedin(browser, keywords);

// Read in user command

System.out.println("Enter in 'stop' to end program or press enter to continue: ");

command = input.nextLine();

// While loop to continue evaluating jobs until user commands to stop

while (!command.equals("stop")) {

// Prompt user to enter in keywords

System.out.println("Enter in keywords related to the job you want to apply to: ");

keywords = input.nextLine();

// Open up LinkedIn on the user's preferred browser

openLinkedin(browser, keywords);

// Read in user command

System.out.println("Enter in 'stop' to end program or press enter to continue: ");

command = input.nextLine();

}

// Close the scanner

input.close();

}

// Method to open up LinkedIn on the user's preferred browser

public static void openLinkedin(String browser, String keywords) {

// Code to open up LinkedIn on the user's preferred browser here

System.out.println("Opening LinkedIn on " + browser + " with keywords: " + keywords);

}

}

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