Mine

Index: java/net/sf/l2j/gameserver/model/actor/instance/L2PcInstance.java
===================================================================
--- java/net/sf/l2j/gameserver/model/actor/instance/L2PcInstance.java	(revision 2917)
+++ java/net/sf/l2j/gameserver/model/actor/instance/L2PcInstance.java	(working copy)
@@ -556,6 +556,7 @@
 	private long _requestExpireTime = 0;
 	private L2Request _request = new L2Request(this);
 	private L2ItemInstance _arrowItem;
+    private L2ItemInstance _boltItem;
 
 	// Used for protection after teleport
 	private long _protectEndTime = 0;
@@ -5314,6 +5315,66 @@
 		return _arrowItem != null;
 	}
 
+    /**
+     * Reduce the number of bolts owned by the L2PcInstance and send it Server->Client Packet InventoryUpdate or ItemList (to unequip if the last bolt was consummed).<BR><BR>
+     */
+    @Override
+    protected void reduceBoltCount()
+    {
+        L2ItemInstance bolts = getInventory().destroyItem("Consume", getInventory().getPaperdollObjectId(Inventory.PAPERDOLL_LHAND), 1, this, null);
+
+        if (Config.DEBUG) _log.fine("bolt count:" + (bolts==null? 0 : bolts.getCount()));
+
+        if (bolts == null || bolts.getCount() == 0)
+        {
+            getInventory().unEquipItemInSlot(Inventory.PAPERDOLL_LHAND);
+            _boltItem = null;
+
+            if (Config.DEBUG) _log.fine("removed bolts count");
+            sendPacket(new ItemList(this,false));
+        }
+        else
+        {
+            if (!Config.FORCE_INVENTORY_UPDATE)
+            {
+                InventoryUpdate iu = new InventoryUpdate();
+                iu.addModifiedItem(bolts);
+                sendPacket(iu);
+            }
+            else sendPacket(new ItemList(this, false));
+        }
+    }
+
+    /**
+     * Equip bolts needed in left hand and send a Server->Client packet ItemList to the L2PcINstance then return True.<BR><BR>
+     */
+    @Override
+    protected boolean checkAndEquipBolts()
+    {
+        // Check if nothing is equiped in left hand
+        if (getInventory().getPaperdollItem(Inventory.PAPERDOLL_LHAND) == null)
+        {
+            // Get the L2ItemInstance of the arrows needed for this bow
+            _boltItem = getInventory().findBoltForCrossBow(getActiveWeaponItem());
+
+            if (_boltItem != null)
+            {
+                // Equip arrows needed in left hand
+                getInventory().setPaperdollItem(Inventory.PAPERDOLL_LHAND, _boltItem);
+
+                // Send a Server->Client packet ItemList to this L2PcINstance to update left hand equipement
+                ItemList il = new ItemList(this, false);
+                sendPacket(il);
+            }
+        }
+        else
+        {
+            // Get the L2ItemInstance of arrows equiped in left hand
+            _boltItem = getInventory().getPaperdollItem(Inventory.PAPERDOLL_LHAND);
+        }
+
+        return _boltItem != null;
+    }
 	/**
 	 * Disarm the player's weapon and shield.<BR><BR>
 	 */