error when Tapping on beacon

[asyncthreading]

[05:58:37] [Server thread/CRITICAL]: Error: "Call to a member function getInventory() on null" (EXCEPTION) in "TeaSpoon-master/src/CortexPE/block/Beacon" at line 103
[05:58:37] [Server thread/DEBUG]: #0 src/pocketmine/level/Level(1773): CortexPE\block\Beacon->onActivate(pocketmine\item\DiamondPickaxe object, pocketmine\Player object)
[05:58:37] [Server thread/DEBUG]: #1 src/pocketmine/Player(2269): pocketmine\level\Level->useItemOn(pocketmine\math\Vector3 object, pocketmine\item\DiamondPickaxe object, integer 1, pocketmine\math\Vector3 object, pocketmine\Player object, boolean 1)
[05:58:37] [Server thread/DEBUG]: #2 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(132): pocketmine\Player->handleInventoryTransaction(pocketmine\network\mcpe\protocol\InventoryTransactionPacket object)
[05:58:37] [Server thread/DEBUG]: #3 src/pocketmine/network/mcpe/protocol/InventoryTransactionPacket(149): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleInventoryTransaction(pocketmine\network\mcpe\protocol\InventoryTransactionPacket object)
[05:58:37] [Server thread/DEBUG]: #4 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(92): pocketmine\network\mcpe\protocol\InventoryTransactionPacket->handle(pocketmine\network\mcpe\PlayerNetworkSessionAdapter object)
[05:58:37] [Server thread/DEBUG]: #5 src/pocketmine/network/mcpe/protocol/BatchPacket(115): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleDataPacket(pocketmine\network\mcpe\protocol\InventoryTransactionPacket object)
[05:58:37] [Server thread/DEBUG]: #6 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(92): pocketmine\network\mcpe\protocol\BatchPacket->handle(pocketmine\network\mcpe\PlayerNetworkSessionAdapter object)
[05:58:37] [Server thread/DEBUG]: #7 src/pocketmine/Player(2982): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleDataPacket(pocketmine\network\mcpe\protocol\BatchPacket object)
[05:58:37] [Server thread/DEBUG]: #8 src/pocketmine/network/mcpe/RakLibInterface(143): pocketmine\Player->handleDataPacket(pocketmine\network\mcpe\protocol\BatchPacket object)
[05:58:37] [Server thread/DEBUG]: #9 vendor/pmmp/raklib/server/ServerHandler(99): pocketmine\network\mcpe\RakLibInterface->handleEncapsulated(string 69.69:41008, raklib\protocol\EncapsulatedPacket object, integer 0)
[05:58:37] [Server thread/DEBUG]: #10 src/pocketmine/network/mcpe/RakLibInterface(84): raklib\server\ServerHandler->handlePacket()
[05:58:37] [Server thread/DEBUG]: #11 src/pocketmine/network/Network(89): pocketmine\network\mcpe\RakLibInterface->process()
[05:58:37] [Server thread/DEBUG]: #12 src/pocketmine/Server(2512): pocketmine\network\Network->processInterfaces()
[05:58:37] [Server thread/DEBUG]: #13 src/pocketmine/Server(2268): pocketmine\Server->tick()
[05:58:37] [Server thread/DEBUG]: #14 src/pocketmine/Server(2143): pocketmine\Server->tickProcessor()
[05:58:37] [Server thread/DEBUG]: #15 src/pocketmine/Server(1733): pocketmine\Server->start()
[05:58:37] [Server thread/DEBUG]: #16 src/pocketmine/PocketMine(552): pocketmine\Server->__construct(BaseClassLoader object, pocketmine\utils\MainLogger object, string phar:///root/server/skyblock/PocketMine-MP.phar/, string /root/server/skyblock/, string /root/server/skyblock/plugins/)
[05:58:37] [Server thread/DEBUG]: #17 /root/server/skyblock/PocketMine-MP.phar(1): require(string phar:///root/server/skyblock/PocketMine-MP.phar/src/pocketmine/PocketMine.php)
[20:58:37] [RakLibServer thread/NOTICE]: Blocked 69.69 for 5 seconds

[CortexPE]

No errors for me (Latest PMMP Build & Latest TeaSpoon build)