diff --git a/src/main/java/com/loohp/limbo/Entity/EntityType.java b/src/main/java/com/loohp/limbo/Entity/EntityType.java
index 9066a38..fa179f3 100644
--- a/src/main/java/com/loohp/limbo/Entity/EntityType.java
+++ b/src/main/java/com/loohp/limbo/Entity/EntityType.java
@@ -3,8 +3,9 @@ package com.loohp.limbo.Entity;
 import java.util.HashMap;
 import java.util.Map;
 
-import com.loohp.limbo.Utils.NamespacedKey;
 import com.loohp.limbo.Player.Player;
+import com.loohp.limbo.Utils.NamespacedKey;
+import com.loohp.limbo.World.World;
 
 public enum EntityType {
 
diff --git a/src/main/java/com/loohp/limbo/Location/Location.java b/src/main/java/com/loohp/limbo/Location/Location.java
index 60de412..1fd692d 100644
--- a/src/main/java/com/loohp/limbo/Location/Location.java
+++ b/src/main/java/com/loohp/limbo/Location/Location.java
@@ -7,12 +7,12 @@ import com.loohp.limbo.World.World;
 
 public class Location implements Cloneable {
 	
-	World world;
-	double x;
-	double y;
-	double z;
-	float yaw;
-	float pitch;
+	private World world;
+	private double x;
+	private double y;
+	private double z;
+	private float yaw;
+	private float pitch;
 	
 	public Location(World world, double x, double y, double z, float yaw, float pitch) {
 		this.world = world;
diff --git a/src/main/java/com/loohp/limbo/Player/Player.java b/src/main/java/com/loohp/limbo/Player/Player.java
index cd832ea..c8ca1a3 100644
--- a/src/main/java/com/loohp/limbo/Player/Player.java
+++ b/src/main/java/com/loohp/limbo/Player/Player.java
@@ -16,9 +16,9 @@ import com.loohp.limbo.Location.Location;
 import com.loohp.limbo.Server.ClientConnection;
 import com.loohp.limbo.Server.Packets.PacketPlayOutChat;
 import com.loohp.limbo.Server.Packets.PacketPlayOutGameState;
+import com.loohp.limbo.Server.Packets.PacketPlayOutHeldItemChange;
 import com.loohp.limbo.Server.Packets.PacketPlayOutPositionAndLook;
 import com.loohp.limbo.Server.Packets.PacketPlayOutRespawn;
-import com.loohp.limbo.Server.Packets.PacketPlayOutHeldItemChange;
 import com.loohp.limbo.Utils.GameMode;
 
 import net.md_5.bungee.api.chat.BaseComponent;
diff --git a/src/main/java/com/loohp/limbo/Server/ClientConnection.java b/src/main/java/com/loohp/limbo/Server/ClientConnection.java
index b2c3a0f..a42e0e5 100644
--- a/src/main/java/com/loohp/limbo/Server/ClientConnection.java
+++ b/src/main/java/com/loohp/limbo/Server/ClientConnection.java
@@ -22,8 +22,8 @@ import com.loohp.limbo.Events.PlayerJoinEvent;
 import com.loohp.limbo.Events.PlayerLoginEvent;
 import com.loohp.limbo.Events.PlayerMoveEvent;
 import com.loohp.limbo.Events.PlayerQuitEvent;
-import com.loohp.limbo.Events.StatusPingEvent;
 import com.loohp.limbo.Events.PlayerSelectedSlotChangeEvent;
+import com.loohp.limbo.Events.StatusPingEvent;
 import com.loohp.limbo.File.ServerProperties;
 import com.loohp.limbo.Location.Location;
 import com.loohp.limbo.Player.Player;
@@ -35,6 +35,7 @@ import com.loohp.limbo.Server.Packets.PacketLoginOutDisconnect;
 import com.loohp.limbo.Server.Packets.PacketLoginOutLoginSuccess;
 import com.loohp.limbo.Server.Packets.PacketOut;
 import com.loohp.limbo.Server.Packets.PacketPlayInChat;
+import com.loohp.limbo.Server.Packets.PacketPlayInHeldItemChange;
 import com.loohp.limbo.Server.Packets.PacketPlayInKeepAlive;
 import com.loohp.limbo.Server.Packets.PacketPlayInPosition;
 import com.loohp.limbo.Server.Packets.PacketPlayInPositionAndLook;
@@ -43,6 +44,7 @@ import com.loohp.limbo.Server.Packets.PacketPlayInTabComplete;
 import com.loohp.limbo.Server.Packets.PacketPlayOutDeclareCommands;
 import com.loohp.limbo.Server.Packets.PacketPlayOutDisconnect;
 import com.loohp.limbo.Server.Packets.PacketPlayOutEntityMetadata;
+import com.loohp.limbo.Server.Packets.PacketPlayOutHeldItemChange;
 import com.loohp.limbo.Server.Packets.PacketPlayOutLogin;
 import com.loohp.limbo.Server.Packets.PacketPlayOutPlayerAbilities;
 import com.loohp.limbo.Server.Packets.PacketPlayOutPlayerAbilities.PlayerAbilityFlags;
@@ -59,8 +61,6 @@ import com.loohp.limbo.Server.Packets.PacketStatusInPing;
 import com.loohp.limbo.Server.Packets.PacketStatusInRequest;
 import com.loohp.limbo.Server.Packets.PacketStatusOutPong;
 import com.loohp.limbo.Server.Packets.PacketStatusOutResponse;
-import com.loohp.limbo.Server.Packets.PacketPlayInHeldItemChange;
-import com.loohp.limbo.Server.Packets.PacketPlayOutHeldItemChange;
 import com.loohp.limbo.Utils.CustomStringUtils;
 import com.loohp.limbo.Utils.DataTypeIO;
 import com.loohp.limbo.Utils.GameMode;
diff --git a/src/main/java/com/loohp/limbo/World/LightEngineBlock.java b/src/main/java/com/loohp/limbo/World/LightEngineBlock.java
index bc56daf..eb14285 100644
--- a/src/main/java/com/loohp/limbo/World/LightEngineBlock.java
+++ b/src/main/java/com/loohp/limbo/World/LightEngineBlock.java
@@ -34,17 +34,19 @@ public class LightEngineBlock extends LightEngine {
 	}
 	
 	private void propergate(int level, int x, int y, int z) {
-		if (blockLightArray[x][y + 16][z] < level) {
-			blockLightArray[x][y + 16][z] = (byte) level;
-			if (level > 1) {
-				propergate(level - 1, x + 1, y, z);
-				propergate(level - 1, x - 1, y, z);
-				propergate(level - 1, x, y + 1, z);
-				propergate(level - 1, x, y - 1, z);
-				propergate(level - 1, x, y, z + 1);
-				propergate(level - 1, x, y, z - 1);
+		try {
+			if (blockLightArray[x][y + 16][z] < level) {
+				blockLightArray[x][y + 16][z] = (byte) level;
+				if (level > 1) {
+					try {propergate(level - 1, x + 1, y, z);} catch (ArrayIndexOutOfBoundsException e) {}
+					try {propergate(level - 1, x - 1, y, z);} catch (ArrayIndexOutOfBoundsException e) {}
+					try {propergate(level - 1, x, y + 1, z);} catch (ArrayIndexOutOfBoundsException e) {}
+					try {propergate(level - 1, x, y - 1, z);} catch (ArrayIndexOutOfBoundsException e) {}
+					try {propergate(level - 1, x, y, z + 1);} catch (ArrayIndexOutOfBoundsException e) {}
+					try {propergate(level - 1, x, y, z - 1);} catch (ArrayIndexOutOfBoundsException e) {}
+				}
 			}
-		}
+		} catch (ArrayIndexOutOfBoundsException e) {}
 	}
 	
 	public List<Byte[]> getBlockLightBitMask(int chunkX, int chunkZ) {
diff --git a/src/main/java/com/loohp/limbo/World/LightEngineSky.java b/src/main/java/com/loohp/limbo/World/LightEngineSky.java
index 76e650e..7192a06 100644
--- a/src/main/java/com/loohp/limbo/World/LightEngineSky.java
+++ b/src/main/java/com/loohp/limbo/World/LightEngineSky.java
@@ -49,11 +49,11 @@ public class LightEngineSky extends LightEngine {
 			if (skyLightArray[x][y + 16][z] < level) {
 				skyLightArray[x][y + 16][z] = (byte) level;
 				if (level > 1) {
-					propergate(level - 1, x + 1, y, z);
-					propergate(level - 1, x - 1, y, z);
-					propergate(level - 1, x, y + 1, z);
-					propergate(level - 1, x, y, z + 1);
-					propergate(level - 1, x, y, z - 1);
+					try {propergate(level - 1, x + 1, y, z);} catch (ArrayIndexOutOfBoundsException e) {}
+					try {propergate(level - 1, x - 1, y, z);} catch (ArrayIndexOutOfBoundsException e) {}
+					try {propergate(level - 1, x, y + 1, z);} catch (ArrayIndexOutOfBoundsException e) {}
+					try {propergate(level - 1, x, y, z + 1);} catch (ArrayIndexOutOfBoundsException e) {}
+					try {propergate(level - 1, x, y, z - 1);} catch (ArrayIndexOutOfBoundsException e) {}
 				}
 			}
 		} catch (ArrayIndexOutOfBoundsException e) {}