quickshop-error-paper370

[08:50:28] [Server thread/ERROR]: [org.bukkit.configuration.serialization.ConfigurationSerialization] Could not call method 'public static org.bukkit.inventory.ItemStack org.bukkit.inventory.ItemStack.deserialize(java.util.Map)' of class org.bukkit.inventory.ItemStack for deserialization
java.lang.NullPointerException: null
	at java.util.concurrent.ConcurrentHashMap.get(ConcurrentHashMap.java:936) ~[?:?]
	at net.minecraft.server.v1_15_R1.UserCache.a(UserCache.java:126) ~[patched_1.15.2.jar:git-Paper-370]
	at net.minecraft.server.v1_15_R1.UserCache.a(UserCache.java:109) ~[patched_1.15.2.jar:git-Paper-370]
	at net.minecraft.server.v1_15_R1.UserCache.saveProfile(UserCache.java:107) ~[patched_1.15.2.jar:git-Paper-370]
	at com.destroystokyo.paper.profile.CraftPlayerProfile.complete(CraftPlayerProfile.java:190) ~[patched_1.15.2.jar:git-Paper-370]
	at net.minecraft.server.v1_15_R1.TileEntitySkull.b(TileEntitySkull.java:214) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.craftbukkit.v1_15_R1.inventory.CraftMetaSkull.applyToItem(CraftMetaSkull.java:95) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.craftbukkit.v1_15_R1.inventory.CraftItemStack.setItemMeta(CraftItemStack.java:518) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.craftbukkit.v1_15_R1.inventory.CraftItemStack.asNMSCopy(CraftItemStack.java:42) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.craftbukkit.v1_15_R1.inventory.CraftItemFactory.ensureServerConversions(CraftItemFactory.java:341) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.inventory.ItemStack.ensureServerConversions(ItemStack.java:613) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.inventory.ItemStack.deserialize(ItemStack.java:542) ~[patched_1.15.2.jar:git-Paper-370]
	at jdk.internal.reflect.GeneratedMethodAccessor34.invoke(Unknown Source) ~[?:?]
	at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:?]
	at java.lang.reflect.Method.invoke(Method.java:566) ~[?:?]
	at org.bukkit.configuration.serialization.ConfigurationSerialization.deserializeViaMethod(ConfigurationSerialization.java:85) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.configuration.serialization.ConfigurationSerialization.deserialize(ConfigurationSerialization.java:127) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.configuration.serialization.ConfigurationSerialization.deserializeObject(ConfigurationSerialization.java:207) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.configuration.file.YamlConstructor$ConstructCustomObject.construct(YamlConstructor.java:37) ~[patched_1.15.2.jar:git-Paper-370]
	at org.yaml.snakeyaml.constructor.BaseConstructor.constructObjectNoCheck(BaseConstructor.java:216) ~[patched_1.15.2.jar:git-Paper-370]
	at org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:205) ~[patched_1.15.2.jar:git-Paper-370]
	at org.yaml.snakeyaml.constructor.BaseConstructor.constructMapping2ndStep(BaseConstructor.java:465) ~[patched_1.15.2.jar:git-Paper-370]
	at org.yaml.snakeyaml.constructor.SafeConstructor.constructMapping2ndStep(SafeConstructor.java:184) ~[patched_1.15.2.jar:git-Paper-370]
	at org.yaml.snakeyaml.constructor.BaseConstructor.constructMapping(BaseConstructor.java:446) ~[patched_1.15.2.jar:git-Paper-370]
	at org.yaml.snakeyaml.constructor.SafeConstructor$ConstructYamlMap.construct(SafeConstructor.java:521) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.configuration.file.YamlConstructor$ConstructCustomObject.construct(YamlConstructor.java:28) ~[patched_1.15.2.jar:git-Paper-370]
	at org.yaml.snakeyaml.constructor.BaseConstructor.constructObjectNoCheck(BaseConstructor.java:216) ~[patched_1.15.2.jar:git-Paper-370]
	at org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:205) ~[patched_1.15.2.jar:git-Paper-370]
	at org.yaml.snakeyaml.constructor.BaseConstructor.constructDocument(BaseConstructor.java:164) ~[patched_1.15.2.jar:git-Paper-370]
	at org.yaml.snakeyaml.constructor.BaseConstructor.getSingleData(BaseConstructor.java:148) ~[patched_1.15.2.jar:git-Paper-370]
	at org.yaml.snakeyaml.Yaml.loadFromReader(Yaml.java:525) ~[patched_1.15.2.jar:git-Paper-370]
	at org.yaml.snakeyaml.Yaml.load(Yaml.java:438) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.configuration.file.YamlConfiguration.loadFromString(YamlConfiguration.java:54) ~[patched_1.15.2.jar:git-Paper-370]
	at org.maxgamer.quickshop.util.Util.deserialize(Util.java:286) ~[?:?]
	at org.maxgamer.quickshop.shop.ShopLoader$ShopDatabaseInfo.deserializeItem(ShopLoader.java:354) ~[?:?]
	at org.maxgamer.quickshop.shop.ShopLoader$ShopDatabaseInfo.<init>(ShopLoader.java:344) ~[?:?]
	at org.maxgamer.quickshop.shop.ShopLoader.loadShops(ShopLoader.java:99) ~[?:?]
	at org.maxgamer.quickshop.shop.ShopLoader.loadShops(ShopLoader.java:73) ~[?:?]
	at org.maxgamer.quickshop.QuickShop.onEnable(QuickShop.java:695) ~[?:?]
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:263) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:380) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:483) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.craftbukkit.v1_15_R1.CraftServer.enablePlugin(CraftServer.java:472) ~[patched_1.15.2.jar:git-Paper-370]
	at org.bukkit.craftbukkit.v1_15_R1.CraftServer.enablePlugins(CraftServer.java:386) ~[patched_1.15.2.jar:git-Paper-370]
	at net.minecraft.server.v1_15_R1.MinecraftServer.a(MinecraftServer.java:488) ~[patched_1.15.2.jar:git-Paper-370]
	at net.minecraft.server.v1_15_R1.DedicatedServer.init(DedicatedServer.java:298) ~[patched_1.15.2.jar:git-Paper-370]
	at net.minecraft.server.v1_15_R1.MinecraftServer.run(MinecraftServer.java:908) ~[patched_1.15.2.jar:git-Paper-370]
	at java.lang.Thread.run(Thread.java:834) [?:?]
[08:50:28] [Server thread/WARN]: [QuickShop] ##########FAILED TO LOAD SHOP##########
[08:50:28] [Server thread/WARN]: [QuickShop]   >> Error Info:
[08:50:28] [Server thread/WARN]: [QuickShop] null
[08:50:28] [Server thread/WARN]: [QuickShop]   >> Error Trace
[08:50:28] [Server thread/WARN]: java.lang.NullPointerException
[08:50:28] [Server thread/WARN]: 	at org.maxgamer.quickshop.shop.ContainerShop.<init>(ContainerShop.java:116)
[08:50:28] [Server thread/WARN]: 	at org.maxgamer.quickshop.shop.ShopLoader.loadShops(ShopLoader.java:107)
[08:50:28] [Server thread/WARN]: 	at org.maxgamer.quickshop.shop.ShopLoader.loadShops(ShopLoader.java:73)
[08:50:28] [Server thread/WARN]: 	at org.maxgamer.quickshop.QuickShop.onEnable(QuickShop.java:695)
[08:50:28] [Server thread/WARN]: 	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:263)
[08:50:28] [Server thread/WARN]: 	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:380)
[08:50:28] [Server thread/WARN]: 	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:483)
[08:50:28] [Server thread/WARN]: 	at org.bukkit.craftbukkit.v1_15_R1.CraftServer.enablePlugin(CraftServer.java:472)
[08:50:28] [Server thread/WARN]: 	at org.bukkit.craftbukkit.v1_15_R1.CraftServer.enablePlugins(CraftServer.java:386)
[08:50:28] [Server thread/WARN]: 	at net.minecraft.server.v1_15_R1.MinecraftServer.a(MinecraftServer.java:488)
[08:50:28] [Server thread/WARN]: 	at net.minecraft.server.v1_15_R1.DedicatedServer.init(DedicatedServer.java:298)
[08:50:28] [Server thread/WARN]: 	at net.minecraft.server.v1_15_R1.MinecraftServer.run(MinecraftServer.java:908)
[08:50:28] [Server thread/WARN]: 	at java.base/java.lang.Thread.run(Thread.java:834)