Could not pass event InventoryClickEvent to AdvancedSelector v2.0
org.bukkit.event.EventException
	at us.Myles.PWP.TransparentListeners.PerWorldPluginLoader$1.execute(PerWorldPluginLoader.java:122) ~[?:?]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot_1.8_4460863-262c777.jar:git-Spigot-4460863-262c777]
	at us.Myles.PWP.TransparentListeners.PWPRegisteredListener.callEvent(PWPRegisteredListener.java:30) [PerWorldPlugins.jar:?]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [spigot_1.8_4460863-262c777.jar:git-Spigot-4460863-262c777]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [spigot_1.8_4460863-262c777.jar:git-Spigot-4460863-262c777]
	at net.minecraft.server.v1_8_R1.PlayerConnection.a(PlayerConnection.java:1586) [spigot_1.8_4460863-262c777.jar:git-Spigot-4460863-262c777]
	at net.minecraft.server.v1_8_R1.PacketPlayInWindowClick.a(SourceFile:31) [spigot_1.8_4460863-262c777.jar:git-Spigot-4460863-262c777]
	at net.minecraft.server.v1_8_R1.PacketPlayInWindowClick.a(SourceFile:9) [spigot_1.8_4460863-262c777.jar:git-Spigot-4460863-262c777]
	at net.minecraft.server.v1_8_R1.PacketHandleTask.run(SourceFile:13) [spigot_1.8_4460863-262c777.jar:git-Spigot-4460863-262c777]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.7.0_51]
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.7.0_51]
	at net.minecraft.server.v1_8_R1.MinecraftServer.z(MinecraftServer.java:683) [spigot_1.8_4460863-262c777.jar:git-Spigot-4460863-262c777]
	at net.minecraft.server.v1_8_R1.DedicatedServer.z(DedicatedServer.java:316) [spigot_1.8_4460863-262c777.jar:git-Spigot-4460863-262c777]
	at net.minecraft.server.v1_8_R1.MinecraftServer.y(MinecraftServer.java:623) [spigot_1.8_4460863-262c777.jar:git-Spigot-4460863-262c777]
	at net.minecraft.server.v1_8_R1.MinecraftServer.run(MinecraftServer.java:526) [spigot_1.8_4460863-262c777.jar:git-Spigot-4460863-262c777]
	at java.lang.Thread.run(Unknown Source) [?:1.7.0_51]
Caused by: java.lang.NullPointerException
	at Stan.AdvancedSelector.Main.onClick(Main.java:392) ~[?:?]
	at sun.reflect.GeneratedMethodAccessor218.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.7.0_51]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.7.0_51]
	at us.Myles.PWP.TransparentListeners.PerWorldPluginLoader$1.execute(PerWorldPluginLoader.java:120) ~[?:?]