I'm getting this error: Code: ClassNotFoundException: "Class pocketmine\Entity not found" (EXCEPTION) in "/src/spl/BaseClassLoader" at line 144 This is the code: PHP: public function onDrop(PlayerDropItemEvent $e){ $item = $e->getItem(); if($item->getId() === Item::EGG){ $p = $e->getPlayer(); $light = new AddEntityPacket(); $light->type = 93; $light->eid = Entity::$entityCount++; $light->metadata = array(); $light->speedX = 0; $light->speedY = 0; $light->speedZ = 0; $light->x = $p->x; $light->y = $p->y; $light->z = $p->z; $p->dataPacket($light); } } These are the classes: Code: use pocketmine\event\Listener; use pocketmine\plugin\PluginBase; use pocketmine\utils\TextFormat; use pocketmine\math\Vector3; use pocketmine\network\protocol\AddEntityPacket; use pocketmine\Entity; use pocketmine\Player; use pocketmine\Server; use pocketmine\item\Item; //use pocketmine\event\player\PlayerItemHeldEvent; use pocketmine\event\player\PlayerDropItemEvent; I'm using pocketmine\Entity but it's saying it's not found.