extra slots from belt, thx DrHouse and Charus

L2_GameServer/java/net/sf/l2j/gameserver/model/actor/instance/L2PcInstance.java

@@ -2185,7 +2185,8 @@ public final class L2PcInstance extends L2Playable
 	{
 		// Equip or unEquip
         L2ItemInstance[] items = null;
-        boolean isEquiped = item.isEquipped();
+        final boolean isEquiped = item.isEquipped();
+        final int oldInvLimit = getInventoryLimit();
         SystemMessage sm = null;
         L2ItemInstance old = getInventory().getPaperdollItem(Inventory.PAPERDOLL_LRHAND);
         if (old == null)
@@ -2273,8 +2274,13 @@ public final class L2PcInstance extends L2Playable
 		InventoryUpdate iu = new InventoryUpdate();
 		iu.addItems(Arrays.asList(items));
 		sendPacket(iu);
+		
 		if (abortAttack) abortAttack();
-		broadcastUserInfo();		
+		
+		broadcastUserInfo();
+		
+		if (getInventoryLimit() != oldInvLimit)
+			sendPacket(new ExStorageMaxCount(this));
 	}
     
 	/**

L2_GameServer/java/net/sf/l2j/gameserver/network/serverpackets/ExStorageMaxCount.java

@@ -16,6 +16,7 @@ package net.sf.l2j.gameserver.network.serverpackets;
 
 import net.sf.l2j.Config;
 import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
+import net.sf.l2j.gameserver.skills.Stats;
 
 /**
  * Format: (ch)ddddddd
@@ -40,17 +41,19 @@ public class ExStorageMaxCount extends L2GameServerPacket
 	private int _privateBuy;
 	private int _receipeD;
 	private int _recipe;
+	private int _inventoryExtraSlots;
 
 	public ExStorageMaxCount(L2PcInstance character)
 	{
 		_activeChar = character;
 		_inventory = _activeChar.getInventoryLimit();
-        _warehouse = _activeChar.getWareHouseLimit();
+		_warehouse = _activeChar.getWareHouseLimit();
 		_privateSell = _activeChar.getPrivateSellStoreLimit();
 		_privateBuy = _activeChar.getPrivateBuyStoreLimit();
 		_clan = Config.WAREHOUSE_SLOTS_CLAN;
 		_receipeD = _activeChar.getDwarfRecipeLimit();
 		_recipe = _activeChar.getCommonRecipeLimit();
+		_inventoryExtraSlots = (int) _activeChar.getStat().calcStat(Stats.INV_LIM, 0, null, null);
 	}
 
 	/* (non-Javadoc)
@@ -69,7 +72,7 @@ public class ExStorageMaxCount extends L2GameServerPacket
 		writeD(_privateBuy);
 		writeD(_receipeD);
 		writeD(_recipe);
-		writeD(0x00);
+		writeD(_inventoryExtraSlots); //belt inventory slots increase count
 	}
 
 	/* (non-Javadoc)
@@ -80,5 +83,4 @@ public class ExStorageMaxCount extends L2GameServerPacket
 	{
 		return _S__FE_2E_EXSTORAGEMAXCOUNT;
 	}
-
 }