help about a error

PHP:

error : Server thread/CRITICAL]: #0 src/pocketmine/entity/Entity(430): pocketmine\nbt\tag\DoubleTag->__construct(string[0] , string[3] 260)

[14:59:54] [Server thread/CRITICAL]: #1 src/pocketmine/level/Level(1670): pocketmine\entity\Entity::createBaseNBT(object pocketmine\math\Vector3, object pocketmine\math\Vector3, double 97.944469904972, double 0)

[14:59:54] [Server thread/CRITICAL]: #2 plugins/Eggwars.phar/src/euto3rr/Task/BaseIngotGenerator(28): pocketmine\level\Level->dropItem(object pocketmine\math\Vector3, object pocketmine\item\Item)

code: foreach($this->main->c->get("arenas") as $arena){
        if($this->main->c->getNested($arena.".status") == true){
          $level = $this->main->getServer()->getLevelByName($arena);
          $redgoldgenerator = explode(":", $this->main->c->getNested($arena.".redgoldgenerator"));
          $level->dropItem(new Vector3($redgoldgenerator[0], $redgoldgenerator[1], $redgoldgenerator[2]), Item::get(266,0,1));
          $bluegoldgenerator = explode(":", $this->main->c->getNested($arena.".bluegoldgenerator"));
          $level->dropItem(new Vector3($bluegoldgenerator[0], $bluegoldgenerator[1], $bluegoldgenerator[2]), Item::get(266,0,1));
          $greengoldgenerator = explode(":", $this->main->c->getNested($arena.".greengoldgenerator"));
          $level->dropItem(new Vector3($greengoldgenerator[0], $greengoldgenerator[1], $greengoldgenerator[2]), Item::get(266,0,1));
          $yellowgoldgenerator = explode(":", $this->main->c->getNested($arena.".yellowgoldgenerator"));
          $level->dropItem(new Vector3($yellowgoldgenerator[0], $yellowgoldgenerator[1], $yellowgoldgenerator[2]), Item::get(266,0,1));
        }
      }
    }

 

you only gave the stacktrace, send the error above that