No shit it doesnt work it doesnt belong on onEnable
                        @Override
                        public void run() {
                                for (Player p : Bukkit.getServer().getOnlinePlayers()) {
                                ParticleEffect.RED_DUST.display(p.getLocation(), 5, 5, 5, 1, 4);
                                        }
                                }
                        }, 0, 20);