Problem z niszczeniem

Gdy minion z pluginiu jetminions go kopie to nie pojawia sie stone o to kod

on break:
    {SmartStone1.%event-block%} is true:
        player is holding gold pickaxe:
            set {SmartStone1.%event-block%} to false
            send "&8» &6Usunales stoniarke!"
            player can hold 1 end stone:
                give 1 end stone named "&aStoniarka LVL.2" to the player
            player doesn't have enough space for 1 end stone named "&aStoniarka LVL.2":
                drop 1 end stone named "&aStoniarka LVL.2"
        else:
            wait 1.8 second
            while {_z1} is not true:
                Chance of 93%:
                    set block at event-block to stone
                    set {_z1} to true
                Chance of 5%:
                    set block at event-block to cobble
                    set {_z1} to true
                Chance of 0.5%:
                    set block at event-block to coal ore
                    set {_z1} to true
                Chance of 0.4%:
                    set block at event-block to iron ore
                    set {_z1} to true
                Chance of 0.2%:
                    set block at event-block to gold ore
                    set {_z1} to true
                Chance of 0.16%:
                    set block at event-block to redstone ore
                    set {_z1} to true
                Chance of 0.14%:
                    set block at event-block to lapis lazuli ore
                    set {_z1} to true   
                Chance of 0.1%:
                    set block at event-block to diamond ore
                    set {_z1} to true
            stop
on place of end stone:
    if tool is end stone named "&aStoniarka LVL.2":
        send "&8» &6Postawiles stoniarke LVL.2!"
        set {SmartStone1.%event-block%} to true
        wait 1 tick
        set event-block to stone
        stop