I have this code Main: PHP: <?phpnamespace Wings;use pocketmine\plugin\PluginBase;use pocketmine\command\Command;use pocketmine\command\CommandSender;use pocketmine\command\ConsoleCommandSender;use Wings\Tasks\{GreenWing, HeartWing, RedCircle, YellowCircle, BlueCircle, GreenCircle};use pocketmine\Player;use pocketmine\event\Listener;use pocketmine\event\player\PlayerQuitEvent;class Main extends PluginBase implements Listener{ public $tasks = []; public $wing1 = []; public $wing2 = []; public function onEnable () : void{ $this->getServer()->getLogger()->info("§l§aHero§bMC§e>§r§a Wings Enable"); $this->getServer()->getPluginManager()->registerEvents($this, $this); } public function onCommand(CommandSender $sender, Command $cmd, string $label, array $args) : bool{ if ($cmd == "wing"){ if(empty($args[0]) || empty($args[1])){ $sender->sendMessage("§9•§4 Circle Red. §e/wing circlered <on|off>"); $sender->sendMessage("§9•§e Circle Yellow. §e/wing circleyellow <on|off>"); $sender->sendMessage("§9•§b Circle Blue. §e/wing circleblue <on|off>"); $sender->sendMessage("§9•§a Circle Green. §e/wing circlegreen <on|off>"); $sender->sendMessage("§9•§a Wing Green §e/wing green <on|off>"); $sender->sendMessage("§9•§c Wing Heart. §e/wing heart <on|off>"); return true; } if(!empty($args[0])){ switch($args[0]){ case "green": if(!$sender->hasPermission("green.wing")){ $sender->sendMessage("§l§aHero§bMC§e>§r§c Bạn không có quyền dùng Wing §aGreen"); return true; } if($args[1] == "on"){ $name = $sender->getName(); if(!in_array($name, $this->wing1)){ $this->wing1[] = $name; $sender->sendMessage("§l§aHero§bMC§e>§r§a Đã bật Wing Green"); }else{ $sender->sendMessage("Đã bật wing r");// if(in_array($name, $this->plugin->particle3)) {// unset($this->plugin->particle3[array_search($name, $this->plugin->particle3)]);// }elseif(in_array($name, $this->plugin->particle2)) {// unset($this->plugin->particle2[array_search($name, $this->plugin->particle2)]);// }elseif(in_array($name, $this->plugin->particle4)) {// unset($this->plugin->particle4[array_search($name, $this->plugin->particle4)]);// }elseif(in_array($name, $this->plugin->particle1)) {// unset($this->plugin->particle1[array_search($name, $this->plugin->particle1)]);// }elseif(in_array($name, $this->plugin->particle5)) {// unset($this->plugin->particle5[array_search($name, $this->plugin->particle5)]);// }elseif(in_array($name, $this->plugin->particle6)) {// unset($this->plugin->particle6[array_search($name, $this->plugin->particle6)]);// }elseif(in_array($name, $this->plugin->particle7)) {// unset($this->plugin->particle7[array_search($name, $this->plugin->particle7)]);// }elseif(in_array($name, $this->plugin->particle9)) {// unset($this->plugin->particle9[array_search($name, $this->plugin->particle9)]);// }// } } if($args[1] == "off"){ unset($this->wing1[array_search($name, $this->wing1)]); $sender->sendMessage("§l§aHero§bMC§e>§r§c Đã tắt Wing §aGreen"); } } break; default: $sender->sendMessage("§9•§4 Circle Red. §e/wing circlered <on|off>"); $sender->sendMessage("§9•§e Circle Yellow. §e/wing circleyellow <on|off>"); $sender->sendMessage("§9•§b Circle Blue. §e/wing circleblue <on|off>"); $sender->sendMessage("§9•§a Circle Green. §e/wing circlegreen <on|off>"); $sender->sendMessage("§9•§a Wing Green §e/wing green <on|off>"); $sender->sendMessage("§9•§c Wing Heart. §e/wing heart <on|off>"); break; } } } return true; } } Task: PHP: <?phpnamespace Wings\Tasks;use Wings\Main;use pocketmine\scheduler\Task;use pocketmine\level\particle\HappyVillagerParticle;use pocketmine\Player;use pocketmine\math\Vector3;class GreenWing extends Task{ public function __construct(Main $plugin){ $this->plugin = $plugin; $this->plugin->getScheduler()->scheduleRepeatingTask($this, 10); } public function onRun(int $currentTick){ foreach($this->plugin->getServer()->getOnlinePlayers() as $player) { $name = $player->getName(); if(in_array($name, $this->plugin->wing1)){ $center = new Vector3($x, $y + 2.5, $z); $particle = new HappyVillagerParticle($center); for($yaw = 0; $yaw <= 10; $yaw += (M_PI * 2) / 20){ $x = -sin($yaw) + $center->x; $z = cos($yaw) + $center->z; $y = $center->y; $particle->setComponents($x, $y, $z); $level->addParticle($particle); Everything work fine but when i type /wing green on it doesnt do anything and the /wing green off too! It must send a message but nope it doesnt send anything