/shop (category) crashes the server

[YT-Duckyyy]

Please make sure your issue complies with these guidelines:

• • Server Software must be the official PMMP w/o vanilla patching plugins (i.e. TeaSpoon)
• • Issue must have not been reported previously
• • Make sure you are on the latest version of PMMP & PiggyShopUI
• • Have a detailed title.

Issue Description

• Expected result: Open the UI
• Actual result: Crashed the server

Steps to Reproduce the Issue

1. Run /shop (category)
2. Server will crash

OS and Versions

• PocketMine-MP: 4.3.0
• PiggyShopUI: 3.0.1
• PHP: 8.0.16
• Server OS: Linux

[17:06:30.404] [Server thread/CRITICAL]: ErrorException: "preg_match(): Unknown modifier 'q'" (EXCEPTION) in "plugins/PiggyShopUI (2).phar/src/DaPigGuy/PiggyShopUI/libs/CortexPE/Commando/args/StringEnumArgument" at line 59

--- Stack trace ---
#0 (): pocketmine\errorhandler\ErrorToExceptionHandler::handle(integer 2, string[34] preg_match(): Unknown modifier 'q', string[127] phar:///home/container/plugins/PiggyShopUI (2).phar/src/DaPigGuy/PiggyShopUI/lib, integer 59)
#1 plugins/PiggyShopUI (2).phar/src/DaPigGuy/PiggyShopUI/libs/CortexPE/Commando/args/StringEnumArgument(59): preg_match(string[76] /^(blocks|gear / equipment |raiding|farming|spawners|minerals|mob drops)$/iu, string[3] Mob)
#2 plugins/PiggyShopUI (2).phar/src/DaPigGuy/PiggyShopUI/libs/CortexPE/Commando/traits/ArgumentableTrait(116): DaPigGuy\PiggyShopUI\libs\CortexPE\Commando\args\StringEnumArgument->canParse(string[3] Mob, object pocketmine\console\ConsoleCommandSender#113225)
#3 plugins/PiggyShopUI (2).phar/src/DaPigGuy/PiggyShopUI/libs/CortexPE/Commando/BaseCommand(134): DaPigGuy\PiggyShopUI\libs\CortexPE\Commando\BaseCommand->parseArguments(array[2], object pocketmine\console\ConsoleCommandSender#113225)
#4 plugins/PiggyShopUI (2).phar/src/DaPigGuy/PiggyShopUI/libs/CortexPE/Commando/BaseCommand(111): DaPigGuy\PiggyShopUI\libs\CortexPE\Commando\BaseCommand->attemptArgumentParsing(object DaPigGuy\PiggyShopUI\commands\ShopCommand#130326, array[2])
#5 pmsrc/src/command/SimpleCommandMap(220): DaPigGuy\PiggyShopUI\libs\CortexPE\Commando\BaseCommand->execute(object pocketmine\console\ConsoleCommandSender#113225, string[4] shop, array[2])
#6 pmsrc/src/Server(1409): pocketmine\command\SimpleCommandMap->dispatch(object pocketmine\console\ConsoleCommandSender#113225, string[14] shop Mob Drops)
#7 pmsrc/src/Server(1041): pocketmine\Server->dispatchCommand(object pocketmine\console\ConsoleCommandSender#113225, string[14] shop Mob Drops)
#8 pmsrc/vendor/pocketmine/snooze/src/SleeperHandler(123): pocketmine\Server->pocketmine{closure}()
#9 pmsrc/vendor/pocketmine/snooze/src/SleeperHandler(82): pocketmine\snooze\SleeperHandler->processNotifications()
#10 pmsrc/src/Server(1661): pocketmine\snooze\SleeperHandler->sleepUntil(double 1650560790.4271)
#11 pmsrc/src/Server(1047): pocketmine\Server->tickProcessor()
#12 pmsrc/src/PocketMine(304): pocketmine\Server->__construct(object BaseClassLoader#2, object pocketmine\utils\MainLogger#3, string[16] /home/container/, string[24] /home/container/plugins/)
#13 pmsrc/src/PocketMine(327): pocketmine\server()
#14 pmsrc(11): require(string[60] phar:///home/container/PocketMine-MP.phar/src/PocketMine.php)