Problem z ulepszaniem

command /ulepsz1 [<text>]:
    trigger:
        if player's tool is {@protectionEnchant}:
            if player's inventory has 1 of iron ingot:
                set {protection::%player%} to enchant level of protection of player's tool
                add 4 to {protection::%player%}
                execute console command "(((kowal))) %player% protection %{protection::%player%}%"
                remove 1 of iron ingot from player's inventory
            else:
              send "&cPotrzebujesz sztabke zelaza"
        else:
            send "&cNie mozna ulepszyc tego przedmiotu"