diff --git a/src/backend/Simulator.java b/src/backend/Simulator.java
index 4adbe69..fc39f26 100644
--- a/src/backend/Simulator.java
+++ b/src/backend/Simulator.java
@@ -11,8 +11,8 @@ public class Simulator extends Thread {
 
 	private MyInterface mjf;
 
-	private int COL_NUM = 10;
-	private int LINE_NUM = 10;
+	private int COL_NUM = 100;
+	private int LINE_NUM = 100;
 	private final int LIFE_TYPE_NUM = 4;
 	//Conway Radius : 1
 	private final int LIFE_AREA_RADIUS = 1;
@@ -31,8 +31,8 @@ public class Simulator extends Thread {
 	private int[][] world;
 	//private int[] survivalRulesArray;
 	//private int[] birthRulesArray;
-	private int[] birthRulesArrays;
-	private int[] surviveRulesArrays;
+	private int[] birthRulesArrays = new int[0];
+	private int[] surviveRulesArrays = new int[0];
 	
 	//TODO : add missing attribute(s)
 	private int stepCount;
@@ -609,14 +609,8 @@ public class Simulator extends Thread {
 	 
 	 
 	    public void startSimulation() {
-	        if (isWorldEmpty() & getWidth()==100 & getHeight()==100) {
-	        	mjf.clicLoadFileButtonCSV("World/baseworld.csv");
-	        }else {
-	        	mjf.generateRandomBoard();
+	        mjf.generateRandomBoard();
 	        }
-	        
-	             
-	         }