> [21:55:50 ERROR]: Could not pass event InventoryClickEvent to VoidChest v1.3.3
org.bukkit.event.EventException
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:78) ~[BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:501) [BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:486) [BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1669) [?:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.PacketPlayInWindowClick.a(SourceFile:31) [BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.PacketPlayInWindowClick.a(SourceFile:9) [BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_212]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_212]
at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:790) [BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:429) [BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:729) [BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:632) [BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]
Caused by: java.lang.NullPointerException
at org.bukkit.inventory.ItemStack.<init>(ItemStack.java:94) ~[BreadSpigot.jar:git-TacoSpigot-fd3209f3]
at me.shin1gamix.voidchest.utilities.MaterialUtil.parseItem(MaterialUtil.java:2348) ~[?:?]
at me.shin1gamix.voidchest.utilities.MaterialUtil.parseItem(MaterialUtil.java:2334) ~[?:?]
at me.shin1gamix.voidchest.data.customchest.items.VoidIconManager.getSellToggleItems(VoidIconManager.java:417) ~[?:?]
at me.shin1gamix.voidchest.data.customchest.items.VoidIconManager.getItems(VoidIconManager.java:73) ~[?:?]
at me.shin1gamix.voidchest.data.customchest.items.icons.VoidIconAutoSellToggle.execute(VoidIconAutoSellToggle.java:26) ~[?:?]
at me.shin1gamix.voidchest.listeners.VoidMenuClickListener.onClick(VoidMenuClickListener.java:62) ~[?:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_212]
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_212]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_212]
at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_212]
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:300) ~[BreadSpigot.jar:git-TacoSpigot-fd3209f3]
... 16 more