my_inventory_menu:
     type: inventory
     title: Currency Changer
     size: 27 
     slots:
     - "[] [] [] [] [] [] [] [] []"
     - "[] [] [] [i@my_inventory_menu_slot12] [] [i@my_inventory_menu_slot14] [] [] []"
     - "[] [] [] [] [] [] [] [] []"
     
 my_inventory_menu_slot12:
     type: item
     material: diamond
     display name: Diamonds --> Money
 
 my_inventory_menu_slot14:
     type: item
     material: diamond
     display name: Money --> Diamonds
 
 my_inventory_menu_handler:
     type: world
     events:
         on player clicks in my_inventory_menu:
             - determine cancelled
         on player drags in my_inventory_menu:
             - determine cancelled
         on player clicks my_inventory_menu_slot12 in my_inventory_menu:
             - if <player.inventory.contains.material[diamond]>:
                 - take diamond
                 - give money quantity:100
                 - playsound <player> sound:ENTITY_EXPERIENCE_ORB_PICKUP
             - else:
-                - inventory set <context.inventory> origin:glass slot:12
+                - inventory set <context.inventory> destination:my_inventory_menu origin:glass slot:12
  
         on player clicks my_inventory_menu_slot14 in my_inventory_menu:
             - if <player.money> >= 100:
                 - give diamond
                 - take money quantity:100
                 - playsound <player> sound:ENTITY_EXPERIENCE_ORB_PICKUP
             - else:
-                - inventory set <context.inventory> origin:glass slot:14
+                - inventory set <context.inventory> destination:my_inventory_menu origin:glass slot:14
 
 inventorychange_command:
     type: command
     debug: false
     name: inventorychange
     usage: /inventorychange
     description: Open's Currency Trader.
     script:
             - inventory open d:in@my_inventory_menu