Pokazywanie graczy online w gui

Naprawi ktos ten skrypt? chodzi zeby pokazywał graczy online w gui

on join:
	add "%player%" to {allplayers::*}
on quit:
	remove "%player%" from {allplayers::*}
command /gracze:
	trigger:
		set {_all} to size of {allplayers::*}
		open chest with 5 rows named "Lista graczy" to the player
		loop {_all} times:
			loop {allplayers::*}:
				add 1 to {_s}
				format slot {_s}-1 of sign named "%loop-index%" to be unstealable
				if loop-integer = 45:
					exit loop
					kick player due to "internal exception java.io.ioexception%nl%&4Error: &cza duzo graczy" # postaram się to poprawic w nastepnym updacie
				stop
			stop
		stop