zmienne grupowe problem

Dzień dobry w zmiennej grupowej zapisuje kordynaty i nie moge ich pozniej usunąc

on place red sandstone:
    if name of player's tool is "&e&lCuboid":
        loop {cubloca::*}:
            set {_cubloc1} to loop-value
            if distance between {_cubloc1} and location of player is less than 100:
                cancel event
                send "{@cc} &cJesteś zbyt blisko innego cuboid'a"
                stop
        set {_c} to location of event-block
        add {_c} to {cubloca::*}

on break of red sandstone:
    if player is holding a netherite hoe:
        loop {players::*}:
            {list::%loop-value%::*} contains "%location of block%":
                set {_g} to event-block
                remove {_g} from {cubloca::*}