[11:38:30] [Server thread/ERROR]: Could not pass event InventoryDragEvent to ResolveItems v1.0
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at co.aikar.timings.TimedEventExecutor.execute(TimedEventExecutor.java:78) ~[PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:501) [PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:486) [PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at net.minecraft.server.v1_8_R3.Container.clickItem(Container.java:189) [PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1622) [PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at net.minecraft.server.v1_8_R3.PacketPlayInWindowClick.a(SourceFile:31) [PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at net.minecraft.server.v1_8_R3.PacketPlayInWindowClick.a(SourceFile:9) [PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_65]
	at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_65]
	at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:774) [PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:713) [PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616) [PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_65]
Caused by: java.lang.NullPointerException
	at com.gmail.plasmavn.resolveitems.Functions.getEnchantment(Functions.java:14) ~[?:?]
	at com.gmail.plasmavn.resolveitems.Main.onDragInventory(Main.java:153) ~[?:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_65]
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_65]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_65]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_65]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:300) ~[PaperSpigot.jar:git-PaperSpigot-"5c510af"]
	... 17 more