diff --git a/TwosideKeeper.jar b/TwosideKeeper.jar
index af05f49..5470804 100644
Binary files a/TwosideKeeper.jar and b/TwosideKeeper.jar differ
diff --git a/src/sig/plugin/TwosideKeeper/TwosideKeeper.java b/src/sig/plugin/TwosideKeeper/TwosideKeeper.java
index 7ee9909..cf59f27 100644
--- a/src/sig/plugin/TwosideKeeper/TwosideKeeper.java
+++ b/src/sig/plugin/TwosideKeeper/TwosideKeeper.java
@@ -3566,8 +3566,12 @@ public class TwosideKeeper extends JavaPlugin implements Listener {
     		ItemStack item = ev.getCursor();
     		if (item.getType()==Material.AIR) {
     			//ItemCubeWindow.removeAllItemCubeWindows((Player)ev.getWhoClicked());
+    			Player p = (Player)ev.getWhoClicked();
+    			pd = PlayerStructure.GetPlayerStructure(p);
+    			pd.opened_another_cube=true;
     			ItemCubeWindow.popItemCubeWindow((Player)ev.getWhoClicked());
     			ev.getWhoClicked().closeInventory();
+    			pd.opened_another_cube=false;
     		}
     	}