[Internal Server Error] Dosen't Work!

[AgaricaGamer]

As i typed /hub after typing command /sethub it gave me an internal server error

2020-12-08 [08:09:17] [Server thread/CRITICAL]: pocketmine\utils\AssumptionFailedError: "Position world is null" (EXCEPTION) in "src/pocketmine/level/Position" at line 83
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #0 src/pocketmine/entity/Entity(1871): pocketmine\level\Position->getLevelNonNull()
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #1 src/pocketmine/Player(3925): pocketmine\entity\Entity->teleport(object pocketmine\level\Position, double 358.49035644531, double -15.974456787109)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #2 plugins/MSpawns.phar/src/MSpawns/MSpawns(329): pocketmine\Player->teleport(object pocketmine\level\Position, double 358.49035644531, double -15.974456787109)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #3 plugins/MSpawns.phar/src/MSpawns/Commands/Hub(34): MSpawns\MSpawns->teleportToHub(object pocketmine\Player)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #4 src/pocketmine/command/PluginCommand(54): MSpawns\Commands\Hub->onCommand(object pocketmine\Player, object pocketmine\command\PluginCommand, string[3] hub, array[0])
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #5 src/pocketmine/command/SimpleCommandMap(248): pocketmine\command\PluginCommand->execute(object pocketmine\Player, string[3] hub, array[0])
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #6 src/pocketmine/Server(1811): pocketmine\command\SimpleCommandMap->dispatch(object pocketmine\Player, string[3] hub)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #7 src/pocketmine/Player(2316): pocketmine\Server->dispatchCommand(object pocketmine\Player, string[3] hub)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #8 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(244): pocketmine\Player->chat(string[4] /hub)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #9 src/pocketmine/network/mcpe/protocol/CommandRequestPacket(54): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleCommandRequest(object pocketmine\network\mcpe\protocol\CommandRequestPacket)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #10 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(110): pocketmine\network\mcpe\protocol\CommandRequestPacket->handle(object pocketmine\network\mcpe\PlayerNetworkSessionAdapter)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #11 src/pocketmine/network/mcpe/protocol/BatchPacket(127): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleDataPacket(object pocketmine\network\mcpe\protocol\CommandRequestPacket)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #12 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(110): pocketmine\network\mcpe\protocol\BatchPacket->handle(object pocketmine\network\mcpe\PlayerNetworkSessionAdapter)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #13 src/pocketmine/Player(3255): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleDataPacket(object pocketmine\network\mcpe\protocol\BatchPacket)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #14 src/pocketmine/network/mcpe/RakLibInterface(169): pocketmine\Player->handleDataPacket(object pocketmine\network\mcpe\protocol\BatchPacket)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #15 vendor/pocketmine/raklib/src/server/ServerHandler(95): pocketmine\network\mcpe\RakLibInterface->handleEncapsulated(string[20] 100.102.148.50 45832, object raklib\protocol\EncapsulatedPacket, integer 0)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #16 src/pocketmine/network/mcpe/RakLibInterface(109): raklib\server\ServerHandler->handlePacket()
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #17 src/pocketmine/network/mcpe/RakLibInterface(99): pocketmine\network\mcpe\RakLibInterface->process()
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #18 vendor/pocketmine/snooze/src/SleeperHandler(123): pocketmine\network\mcpe\RakLibInterface->pocketmine\network\mcpe{closure}()
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #19 vendor/pocketmine/snooze/src/SleeperHandler(85): pocketmine\snooze\SleeperHandler->processNotifications()
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #20 src/pocketmine/Server(2157): pocketmine\snooze\SleeperHandler->sleepUntil(double 1607414957.5768)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #21 src/pocketmine/Server(1994): pocketmine\Server->tickProcessor()
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #22 src/pocketmine/Server(1588): pocketmine\Server->start()
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #23 src/pocketmine/PocketMine(273): pocketmine\Server->__construct(object BaseClassLoader, object pocketmine\utils\MainLogger, string[78] /storage/emulated/0/Android/data/com.kpwnapps.pmmpplugins/files/PocketMine-MP/, string[86] /storage/emulated/0/Android/data/com.kpwnapps.pmmpplugins/files/PocketMine-MP/pl)
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #24 src/pocketmine/PocketMine(304): pocketmine\server()
2020-12-08 [08:09:17] [Server thread/CRITICAL]: #25 (11): require(string[133] phar:///storage/emulated/0/Android/data/com.kpwnapps.pmmpplugins/files/PocketMin)
2020-12-08 [08:09:17] [Server thread/INFO]: Gadetic Gamer left the game
2020-12-08 [08:09:17] [Server thread/INFO]: Gadetic Gamer[/100.102.148.50:45832] logged out due to Internal server error
2020-12-08 [08:09:17] [RakLibServer thread/NOTICE]: Blocked 100.102.148.50 for 5 seconds
2020-12-08 [08:09:47] [Server thread/INFO]: Entities will clear in 60 seconds

[Flavius12]

See: https://flavius12.net/download/mspawns/ for the latest version. For updates see there too