Fixed board constructor

src/TicTacToe.java

@@ -18,7 +18,7 @@ public class TicTacToe {
     public static void main(String[] args) {
         TicTacToe game = new TicTacToe();
         game.startGame();
-
+        System.out.println("Debug help Nullpointer exception");
 
 
         while (!board.checkForWin()){

src/logic/Board.java

@@ -5,11 +5,13 @@ public class Board{
     char winner;
 
     public Board(){
+        char[][] board = new char[3][3];
         for(int i = 0; i < 3; i++){
             for(int j = 0; j < 3; j++){
-                gameboard[i][j] = '#';
+                board[i][j] = '#';
             }
         }
+        gameboard = board;
         winner = '#';
     }