hmmhmmmm / shopplugin Goto Github PK

So I opened up the plugin and created a category correctly. I did /shop it shows a chest then immediately closes it.

Config

Does this support commands so players can buy spawners from the shop?

Error: Cannot declare trait hmmhmmmm\shop\libs\xenialdan\customui\windows\CallableTrait, because the name is already in use
File: plugins/ShopPlugin/src/hmmhmmmm/shop/libs/xenialdan/customui/windows/CustomUI
Line: 9
Type: E_COMPILE_ERROR

THIS CRASH WAS CAUSED BY A PLUGIN
BAD PLUGIN: ShopPlugin

Code:
[1] <?php
[2]
[3] declare(strict_types=1);
[4]
[5] namespace hmmhmmmm\shop\libs\xenialdan\customui\windows;
[6]
[7] use pocketmine\Player;
[8]
[9] trait CallableTrait
[10] {
[11] /** @var null|callable /
[12] private $callable;
[13] /* @var null|callable /
[14] private $callableClose;
[15]
[16] /*
[17] * @return null|callable
[18] */
[19] public function getCallable(): ?callable

Make a English version please?
Good plugin