Fix exceptions

src/main/java/com/eu/habbo/habbohotel/commands/UnmuteCommand.java

@@ -23,12 +23,12 @@ public class UnmuteCommand extends Command {
             gameClient.getHabbo().whisper(Emulator.getTexts().getValue("commands.error.cmd_unmute.not_found").replace("%user%", params[1]), RoomChatMessageBubbles.ALERT);
             return true;
         } else {
-            if (!habbo.getHabboStats().allowTalk() || habbo.getHabboInfo().getCurrentRoom().isMuted(habbo)) {
+            if (!habbo.getHabboStats().allowTalk() || (habbo.getHabboInfo().getCurrentRoom() != null && habbo.getHabboInfo().getCurrentRoom().isMuted(habbo))) {
                 if (!habbo.getHabboStats().allowTalk()) {
                     habbo.unMute();
                 }
 
-                if (habbo.getHabboInfo().getCurrentRoom().isMuted(habbo)) {
+                if (habbo.getHabboInfo().getCurrentRoom() != null && habbo.getHabboInfo().getCurrentRoom().isMuted(habbo)) {
                     habbo.getHabboInfo().getCurrentRoom().muteHabbo(habbo, 1);
                 }
 

src/main/java/com/eu/habbo/habbohotel/games/GameTeam.java

@@ -70,6 +70,8 @@ public class GameTeam {
 
     public void clearMembers() {
         for (GamePlayer player : this.members) {
+            if (player == null || player.getHabbo() == null) continue;
+
             player.getHabbo().getHabboInfo().getGamePlayer().reset();
             player.getHabbo().getHabboInfo().setCurrentGame(null);
             player.getHabbo().getHabboInfo().setGamePlayer(null);

src/main/java/com/eu/habbo/habbohotel/games/freeze/FreezeGameTeam.java

@@ -14,6 +14,8 @@ public class FreezeGameTeam extends GameTeam {
 
     @Override
     public void removeMember(GamePlayer gamePlayer) {
+        if (gamePlayer.getHabbo() == null || gamePlayer.getHabbo().getHabboInfo().getCurrentRoom() == null) return;
+
         Game game = gamePlayer.getHabbo().getHabboInfo().getCurrentRoom().getGame(FreezeGame.class);
         Room room = gamePlayer.getHabbo().getRoomUnit().getRoom();
 

src/main/java/com/eu/habbo/habbohotel/items/CrackableReward.java

@@ -43,6 +43,8 @@ public class CrackableReward {
                 if (prize.contains(":") && prize.split(":").length == 2) {
                     itemId = Integer.valueOf(prize.split(":")[0]);
                     chance = Integer.valueOf(prize.split(":")[1]);
+                } else if (prize.contains(":")) {
+                    Emulator.getLogging().logErrorLine("Invalid configuration of crackable prizes (item id: " + this.itemId + "). '" + prize + "' format should be itemId:chance.");
                 } else {
                     itemId = Integer.valueOf(prize.replace(":", ""));
                 }

src/main/java/com/eu/habbo/habbohotel/rooms/Room.java

@@ -3413,11 +3413,14 @@ public class Room implements Comparable<Room>, ISerialize, Runnable {
                     continue;
                 }
 
+                if (this.layout == null) continue;
+
                 THashSet<RoomTile> tiles = this.layout.getTilesAt(
                         this.layout.getTile(habboItem.getX(), habboItem.getY()),
                         habboItem.getBaseItem().getWidth(),
                         habboItem.getBaseItem().getLength(),
-                        habboItem.getRotation());
+                        habboItem.getRotation()
+                );
 
                 for (RoomTile tile : tiles) {
                     if (((tile.x == x) && (tile.y == y))) {
@@ -3682,6 +3685,10 @@ public class Room implements Comparable<Room>, ISerialize, Runnable {
 
     public void sendComposer(ServerMessage message) {
         for (Habbo habbo : this.getHabbos()) {
+            if (habbo.getClient() == null) {
+                this.removeHabbo(habbo, true);
+            }
+
             habbo.getClient().sendResponse(message);
         }
     }

src/main/java/com/eu/habbo/habbohotel/users/Habbo.java

@@ -22,6 +22,7 @@ import gnu.trove.map.hash.THashMap;
 import gnu.trove.set.hash.THashSet;
 
 import java.net.InetSocketAddress;
+import java.net.SocketAddress;
 import java.sql.ResultSet;
 import java.util.*;
 import java.util.stream.Collectors;
@@ -110,7 +111,9 @@ public class Habbo implements Runnable {
 
     public void connect() {
         if (!Emulator.getConfig().getBoolean("networking.tcp.proxy") && this.client.getChannel().remoteAddress() != null) {
-            this.habboInfo.setIpLogin(((InetSocketAddress) this.client.getChannel().remoteAddress()).getAddress().getHostAddress());
+            SocketAddress address = this.client.getChannel().remoteAddress();
+
+            if (address != null) this.habboInfo.setIpLogin(((InetSocketAddress) address).getAddress().getHostAddress());
         }
 
         this.habboInfo.setMachineID(this.client.getMachineId());
@@ -199,7 +202,8 @@ public class Habbo implements Runnable {
             return;
 
         this.getHabboInfo().addCredits(event.credits);
-        this.client.sendResponse(new UserCreditsComposer(this.client.getHabbo()));
+
+        if (this.client != null) this.client.sendResponse(new UserCreditsComposer(this.client.getHabbo()));
     }
 
 
@@ -213,7 +217,7 @@ public class Habbo implements Runnable {
             return;
 
         this.getHabboInfo().addPixels(event.points);
-        this.client.sendResponse(new UserCurrencyComposer(this.client.getHabbo()));
+        if (this.client != null) this.client.sendResponse(new UserCurrencyComposer(this.client.getHabbo()));
     }
 
 
@@ -231,7 +235,7 @@ public class Habbo implements Runnable {
             return;
 
         this.getHabboInfo().addCurrencyAmount(event.type, event.points);
-        this.client.sendResponse(new UserPointsComposer(this.client.getHabbo().getHabboInfo().getCurrencyAmount(type), event.points, event.type));
+        if (this.client != null) this.client.sendResponse(new UserPointsComposer(this.client.getHabbo().getHabboInfo().getCurrencyAmount(type), event.points, event.type));
     }
 
 

src/main/java/com/eu/habbo/habbohotel/users/HabboInventory.java

@@ -147,9 +147,11 @@ public class HabboInventory {
     }
 
     public MarketPlaceOffer getOffer(int id) {
-        for (MarketPlaceOffer offer : this.items) {
-            if (offer.getOfferId() == id)
-                return offer;
+        synchronized (this.items) {
+            for (MarketPlaceOffer offer : this.items) {
+                if (offer.getOfferId() == id)
+                    return offer;
+            }
         }
 
         return null;

src/main/java/com/eu/habbo/messages/outgoing/rooms/users/RoomUnitOnRollerComposer.java

@@ -55,7 +55,7 @@ public class RoomUnitOnRollerComposer extends MessageComposer {
         this.response.appendString(this.oldZ + "");
         this.response.appendString(this.newZ + "");
 
-        if (this.roller != null) {
+        if (this.roller != null && room.getLayout() != null) {
             RoomTile rollerTile = room.getLayout().getTile(this.roller.getX(), this.roller.getY());
 
             Emulator.getThreading().run(() -> {

src/main/java/com/eu/habbo/threading/runnables/teleport/TeleportActionFive.java

@@ -37,6 +37,8 @@ class TeleportActionFive implements Runnable {
 
         //if (!(this.currentTeleport instanceof InteractionTeleportTile))
 
+        if (this.room.getLayout() == null || this.currentTeleport == null) return;
+
         RoomTile currentLocation = this.room.getLayout().getTile(this.currentTeleport.getX(), this.currentTeleport.getY());
         RoomTile tile = this.room.getLayout().getTileInFront(currentLocation, this.currentTeleport.getRotation());