LevelCreator(Error)

package ld29;
import java.util.*;
import java.io.*;

public class LevelCreator {
    private static Scanner x;
    public static void main (String[] args) throws IOException{
        int count1 = 0, count2 =0, count3=0;
        for(int k=1;k<=3;k++){
            if (k == 1){
                try{
                    x = new Scanner(new File("background.txt"));
                }
                catch(Exception e){
                    System.out.println("Could not find file");
                }
                while(x.hasNextLine()){
                    count1++;
                    x.nextLine();
                }
                x.close();
            }
            else if (k == 2){
                try{
                    x = new Scanner(new File("objects.txt"));
                }
                catch(Exception e){
                    System.out.println("Could not find file");
                }
                while(x.hasNextLine()){
                    count2++;
                    x.nextLine();
                }
                x.close();
            }
            else{
                try{
                    x = new Scanner(new File("characters.txt"));
                }
                catch(Exception e){
                    System.out.println("Could not find file");
                }
                while(x.hasNextLine()){
                    count3++;
                    x.nextLine();
                }
                x.close();
            }
        }
        System.out.println(count1+" "+count2+" "+count3);
        int Lengths1[] = new int [count1];
        int Lengths2[] = new int [count2];
        int Lengths3[] = new int [count3];

        for(int l=1;l<=3;l++){
            if (l == 1){
                try{
                    x = new Scanner(new File("background.txt"));
                }
                catch(Exception e){
                    System.out.println("Could not find file");
                }
                for(int i=0;i<count1;i++){
                    while(x.hasNextLine()){
                        String a = x.next();
                        Lengths1[i] = a.length();
                        System.out.print(Lengths1[i]+" ");
                        break;
                    }
                }
                x.close();
            }
            else if (l == 2){
                try{
                    x = new Scanner(new File("objects.txt"));
                }
                catch(Exception e){
                    System.out.println("Could not find file");
                }
                System.out.println(" ");
                for(int i=0;i<count1;i++){
                    while(x.hasNextLine()){
                        String a = x.next();
                        Lengths2[i] = a.length();
                        System.out.print(Lengths2[i]+" ");
                        break;
                    }
                }
                x.close();
            }
            else{
                try{
                    x = new Scanner(new File("characters.txt"));
                }
                catch(Exception e){
                    System.out.println("Could not find file");
                }
                System.out.println(" ");
                for(int i=0;i<count1;i++){
                    while(x.hasNextLine()){
                        String a = x.next();
                        Lengths3[i] = a.length();
                        System.out.print(Lengths3[i]+" ");
                        break;
                    }
                }


            }

        }
        System.out.println(" ");
        int max1=0, max2=0, max3=0;
        for(int m=1;m<=3;m++){
            if (m==1){
                for (int i=0;i<count1;i++){
                    if (Lengths1[i] > max1){
                        max1 = Lengths1[i];
                    }
                }
                System.out.println(max1);
            }
            else if (m == 2){
                for (int i=0;i<count3;i++){
                    if (Lengths2[i] > max2){
                        max2 = Lengths2[i];
                    }
                }
                System.out.println(max2);
            }
            else{
                for (int i=0;i<count3;i++){
                    if (Lengths3[i] > max3){
                        max3 = Lengths3[i];
                    }
                }
                System.out.println(max3);
            }

        }
        char background[][] = new char [count1][max1];
        char objects[][] = new char [count2][max2];
        char characters[][] = new char [count3][max3];
        for(int n=0;n<=3;n++){
            if (n == 1){
                try {
                    FileInputStream fileinput = new FileInputStream("background.txt");
                    int r;
                    for(int i=0;i<count1;i++){
                        for(int j=0;j<max1;j++){
                            while((r = fileinput.read()) != -1){
                                char c = (char) r;
                                background[i][j] = c;
                                break;
                            }
                        }
                    }
                    fileinput.close();
                }

                catch (FileNotFoundException e) {
                    // TODO Auto-generated catch block
                    e.printStackTrace();
                }

            }
        }
        for (int i=0;i<count1;i++){
            for(int j=0;j<max1;j++){
                System.out.print(background[i][j]);
            }
        }
        System.out.println(background[13][19]);
    }
}