For the past 2-3 days I've been trying to fix this error... Code: 16:18:39] [Server thread/CRITICAL]: Could not pass event 'pocketmine\event\player\PlayerInteractEvent' to 'IMPCore v1.0.0': Tile is not registered on ImpulseCore\events\PlayerEvent [16:18:39] [Server thread/CRITICAL]: InvalidStateException: "Tile is not registered" (EXCEPTION) in "src/pocketmine/tile/Tile" at line 146 [16:18:39] [Server thread/DEBUG]: #0 src/pocketmine/tile/Tile(212): pocketmine\tile\Tile::getSaveId() [16:18:39] [Server thread/DEBUG]: #1 plugins/ImpulseCore/src/ImpulseCore/events/PlayerEvent(59): pocketmine\tile\Tile::createNBT(pocketmine\math\Vector3 object) [16:18:39] [Server thread/DEBUG]: #2 src/pocketmine/plugin/MethodEventExecutor(38): ImpulseCore\events\PlayerEvent->onPlayerInteract(pocketmine\event\player\PlayerInteractEvent object) [16:18:39] [Server thread/DEBUG]: #3 src/pocketmine/plugin/RegisteredListener(98): pocketmine\plugin\MethodEventExecutor->execute(ImpulseCore\events\PlayerEvent object, pocketmine\event\player\PlayerInteractEvent object) [16:18:39] [Server thread/DEBUG]: #4 src/pocketmine/plugin/PluginManager(756): pocketmine\plugin\RegisteredListener->callEvent(pocketmine\event\player\PlayerInteractEvent object) [16:18:39] [Server thread/DEBUG]: #5 src/pocketmine/level/Level(1781): pocketmine\plugin\PluginManager->callEvent(pocketmine\event\player\PlayerInteractEvent object) [16:18:39] [Server thread/DEBUG]: #6 src/pocketmine/Player(2363): pocketmine\level\Level->useItemOn(pocketmine\math\Vector3 object, pocketmine\item\ItemBlock object, integer 1, pocketmine\math\Vector3 object, pocketmine\Player object, boolean 1) [16:18:39] [Server thread/DEBUG]: #7 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(132): pocketmine\Player->handleInventoryTransaction(pocketmine\network\mcpe\protocol\InventoryTransactionPacket object) [16:18:39] [Server thread/DEBUG]: #8 src/pocketmine/network/mcpe/protocol/InventoryTransactionPacket(155): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleInventoryTransaction(pocketmine\network\mcpe\protocol\InventoryTransactionPacket object) [16:18:39] [Server thread/DEBUG]: #9 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(92): pocketmine\network\mcpe\protocol\InventoryTransactionPacket->handle(pocketmine\network\mcpe\PlayerNetworkSessionAdapter object) [16:18:39] [Server thread/DEBUG]: #10 src/pocketmine/network/mcpe/protocol/BatchPacket(117): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleDataPacket(pocketmine\network\mcpe\protocol\InventoryTransactionPacket object) [16:18:39] [Server thread/DEBUG]: #11 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(92): pocketmine\network\mcpe\protocol\BatchPacket->handle(pocketmine\network\mcpe\PlayerNetworkSessionAdapter object) [16:18:39] [Server thread/DEBUG]: #12 src/pocketmine/Player(3032): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleDataPacket(pocketmine\network\mcpe\protocol\BatchPacket object) [16:18:39] [Server thread/DEBUG]: #13 src/pocketmine/network/mcpe/RakLibInterface(158): pocketmine\Player->handleDataPacket(pocketmine\network\mcpe\protocol\BatchPacket object) [16:18:39] [Server thread/DEBUG]: #14 vendor/pocketmine/raklib/src/server/ServerHandler(98): pocketmine\network\mcpe\RakLibInterface->handleEncapsulated(string 73.20.53.246 60844, raklib\protocol\EncapsulatedPacket object, integer 0) [16:18:39] [Server thread/DEBUG]: #15 src/pocketmine/network/mcpe/RakLibInterface(103): raklib\server\ServerHandler->handlePacket() [16:18:39] [Server thread/DEBUG]: #16 src/pocketmine/network/Network(94): pocketmine\network\mcpe\RakLibInterface->process() [16:18:39] [Server thread/DEBUG]: #17 src/pocketmine/network/mcpe/RakLibInterface(80): pocketmine\network\Network->processInterface(pocketmine\network\mcpe\RakLibInterface object) [16:18:39] [Server thread/DEBUG]: #18 vendor/pocketmine/snooze/src/SleeperHandler(120): pocketmine\network\mcpe\RakLibInterface->pocketmine\network\mcpe\{closure}() [16:18:39] [Server thread/DEBUG]: #19 vendor/pocketmine/snooze/src/SleeperHandler(82): pocketmine\snooze\SleeperHandler->processNotifications() [16:18:39] [Server thread/DEBUG]: #20 src/pocketmine/Server(2258): pocketmine\snooze\SleeperHandler->sleepUntil(double 1529353119.9735) [16:18:39] [Server thread/DEBUG]: #21 src/pocketmine/Server(2129): pocketmine\Server->tickProcessor() [16:18:39] [Server thread/DEBUG]: #22 src/pocketmine/Server(1710): pocketmine\Server->start() [16:18:39] [Server thread/DEBUG]: #23 src/pocketmine/PocketMine(237): pocketmine\Server->__construct(BaseClassLoader object, pocketmine\utils\MainLogger object, string /root/Zelnaga/, string /root/Zelnaga/plugins/) This is the code that the error has mentioned... PHP: $nbt = Tile::createNBT($block);$nbt->setString("CustomName", "Welcome " . $player->getName());$tile = Tile::createTile(Tile::CHEST, $block->getLevel(), $nbt); If anyone has an idea on why this is happening then please let me know