"Cannot send empty batch"

error:

PHP:

[Server thread/CRITICAL]: Could not pass event 'pocketmine\event\player\PlayerInteractEvent' to 'ExonCore v1.0.0': Cannot send empty batch on ExonCore\crate\EventListener
[13:42:02] [Server thread/CRITICAL]: InvalidArgumentException: "Cannot send empty batch" (EXCEPTION) in "src/pocketmine/Server" at line 1852

code:

PHP:

    public function remove(array $players = null): void{
        $this->particle->setInvisible();
        if($players == null){
            $players = Core::get()->getServer()->getOnlinePlayers();
        }
        foreach($players as $player) Core::get()->getServer()->getDefaultLevel()->addParticle($this->particle, [$player]);
    }

Interact:

PHP:

    public function onInteract(PlayerInteractEvent $e): void{
        #$this->text = new FloatingTextPM(new Vector3(274, 136, 70), "", "");
        $player = $e->getPlayer();
        $block = $e->getBlock();
        $x = $block->getX();
        $y = $block->getY();
        $z = $block->getZ();
        $manager = new FloatingTextManager();

        if($player instanceof ExonPlayer){
            if($block->getId() == Block::CHEST){
                if($x == 274 && $y = 135 && $z = 70){
                    $e->setCancelled();
                    if(!$player->getCfg($player)->get("vote") >= 1){
                        $player->sendMessage(C::RED . "You don't have vote key.");
                        #$this->text->setText("1");
                        #$player->getLevel()->addParticle($this->text);
                        $manager->setName("hi");
                        $manager->add([$player], true);
                        return;
                    }else{
                        $manager->remove([$player]);
                        return;
                    }
                   
                }
            }
        }
    }

 

Why you repeat addParticle() with one player per array?

 

To delete/add particle

 

PHP:

Core::get()->getServer()->getDefaultLevel()->addParticle($this->particle, [$player]);

Replace [$player] with $players.