fix pls about shopui HOT 2 CLOSED

[Server thread/CRITICAL]: Unhandled exception executing command 'shopui' in shopui: Call to a member function createSimpleForm() on null
[16:56:14] [Server thread/CRITICAL]: Error: "Call to a member function createSimpleForm() on null" (EXCEPTION) in "ShopUI_dev-4(1).phar/src/QuiverlyRivalry/QuiverlyRivalry" at line 41
[16:56:14] [Server thread/DEBUG]: #0 ShopUI_dev-4(1).phar/src/QuiverlyRivalry/QuiverlyRivalry(33): QuiverlyRivalry\QuiverlyRivalry->mainFrom(pocketmine\Player object)
[16:56:14] [Server thread/DEBUG]: #1 src/pocketmine/command/PluginCommand(58): QuiverlyRivalry\QuiverlyRivalry->onCommand(pocketmine\Player object, pocketmine\command\PluginCommand object, string shopui, array Array())
[16:56:14] [Server thread/DEBUG]: #2 src/pocketmine/command/SimpleCommandMap(258): pocketmine\command\PluginCommand->execute(pocketmine\Player object, string shopui, array Array())
[16:56:14] [Server thread/DEBUG]: #3 src/pocketmine/Server(1982): pocketmine\command\SimpleCommandMap->dispatch(pocketmine\Player object, string shopui)
[16:56:14] [Server thread/DEBUG]: #4 src/pocketmine/Player(2121): pocketmine\Server->dispatchCommand(pocketmine\Player object, string shopui)
[16:56:14] [Server thread/DEBUG]: #5 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(220): pocketmine\Player->chat(string /shopui)
[16:56:14] [Server thread/DEBUG]: #6 src/pocketmine/network/mcpe/protocol/CommandRequestPacket(54): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleCommandRequest(pocketmine\network\mcpe\protocol\CommandRequestPacket object)
[16:56:14] [Server thread/DEBUG]: #7 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(92): pocketmine\network\mcpe\protocol\CommandRequestPacket->handle(pocketmine\network\mcpe\PlayerNetworkSessionAdapter object)
[16:56:14] [Server thread/DEBUG]: #8 src/pocketmine/network/mcpe/protocol/BatchPacket(115): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleDataPacket(pocketmine\network\mcpe\protocol\CommandRequestPacket object)
[16:56:14] [Server thread/DEBUG]: #9 src/pocketmine/network/mcpe/PlayerNetworkSessionAdapter(92): pocketmine\network\mcpe\protocol\BatchPacket->handle(pocketmine\network\mcpe\PlayerNetworkSessionAdapter object)
[16:56:14] [Server thread/DEBUG]: #10 src/pocketmine/Player(2968): pocketmine\network\mcpe\PlayerNetworkSessionAdapter->handleDataPacket(pocketmine\network\mcpe\protocol\BatchPacket object)
[16:56:14] [Server thread/DEBUG]: #11 src/pocketmine/network/mcpe/RakLibInterface(143): pocketmine\Player->handleDataPacket(pocketmine\network\mcpe\protocol\BatchPacket object)
[16:56:14] [Server thread/DEBUG]: #12 vendor/pmmp/raklib/server/ServerHandler(99): pocketmine\network\mcpe\RakLibInterface->handleEncapsulated(string 127.0.0.1:46957, raklib\protocol\EncapsulatedPacket object, integer 0)
[16:56:14] [Server thread/DEBUG]: #13 src/pocketmine/network/mcpe/RakLibInterface(82): raklib\server\ServerHandler->handlePacket()
[16:56:14] [Server thread/DEBUG]: #14 src/pocketmine/network/Network(89): pocketmine\network\mcpe\RakLibInterface->process()
[16:56:14] [Server thread/DEBUG]: #15 src/pocketmine/Server(2522): pocketmine\network\Network->processInterfaces()
[16:56:14] [Server thread/DEBUG]: #16 src/pocketmine/Server(2274): pocketmine\Server->tick()
[16:56:14] [Server thread/DEBUG]: #17 src/pocketmine/Server(2149): pocketmine\Server->tickProcessor()
[16:56:14] [Server thread/DEBUG]: #18 src/pocketmine/Server(1737): pocketmine\Server->start()
[16:56:14] [Server thread/DEBUG]: #19 src/pocketmine/PocketMine(554): pocketmine\Server->__construct(BaseClassLoader object, pocketmine\utils\MainLogger object, string /home/marcus/help/, string /home/marcus/help/plugins/)
[16:56:14] [Server thread/DEBUG]: #20 /home/marcus/help/PocketMine-MP.phar(1): require(string phar:///home/marcus/help/PocketMine-MP.phar/src/pocketmine/PocketMine.php)

from shopui.

nvm

from shopui.