Solved Skript, remove items from players inventories

[GougouLeVrai]

command /upgrade stone <int> [<player>]:
  permission: duocraft.upgrade
  permission message: "&c[DuoCraft] You don't have permission"
  aliases: message
  trigger:
    if arg-1 is 1:
      set {nbr1} to 2
      set {need1} to flint
      set {word1} to "Flint"
      set {nbr2} to 2
      set {need2} to stick
      set {word2} to "Stick"
    if arg-1 is 2:
      set {nbr1} to 16
      set {need1} to cobblestone
      set {word1} to "Cobblestones"
      set {nbr2} to 1
      set {need2} to plank
      set {word2} to "Plank"
    if arg-2's inventory contains "%{nbr1}% of %{need1}%":
      if arg-2's inventory contains  "%{nbr2}% of %{need2}%":
        remove {nbr1} of {need1} from arg-2's inventory
        remove {nbr2} of {need2} from arg-2's inventory
        set {_n} to nbt compound from "{Unbreakable:1,EntityTag:{Invisible:1b},HideFlags:23}"
        give wooden pickaxe with nbt {_n} named "&7&lLevel 1 - Stone pickaxe" to arg-2
      else:
        send "&cYou don't have enough %{word2}%" to arg-2
    else:
      send "&cYou don't have enough %{word1}%" to arg-2

Hey, I do this code, when I reload it everything works but when I try it nothing works. What's the problem please ?
[doublepost=1667781002,1667778340][/doublepost]Ok nevermind, I find issues