EE /enchanter error (modified config.yml)

16.02 20:31:25 [Server] INFO Kyran issued server command: /eliteenchantments:enchanter
16.02 20:31:25 [Server] ERROR [ACF] Exception in command: enchanter
16.02 20:31:25 [Server] ERROR [ACF] java.lang.reflect.InvocationTargetException
16.02 20:31:25 [Server] ERROR [ACF] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
16.02 20:31:25 [Server] ERROR [ACF] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
16.02 20:31:25 [Server] ERROR [ACF] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
16.02 20:31:25 [Server] ERROR [ACF] at java.lang.reflect.Method.invoke(Method.java:498)
16.02 20:31:25 [Server] ERROR [ACF] at net.splodgebox.eliteenchantments.acf.RegisteredCommand.invoke(RegisteredCommand.java:152)
16.02 20:31:25 [Server] ERROR [ACF] at net.splodgebox.eliteenchantments.acf.BaseCommand.executeCommand(BaseCommand.java:576)
16.02 20:31:25 [Server] ERROR [ACF] at net.splodgebox.eliteenchantments.acf.BaseCommand.execute(BaseCommand.java:512)
16.02 20:31:25 [Server] ERROR [ACF] at net.splodgebox.eliteenchantments.acf.RootCommand.execute(RootCommand.java:99)
16.02 20:31:25 [Server] ERROR [ACF] at net.splodgebox.eliteenchantments.acf.BukkitRootCommand.execute(BukkitRootCommand.java:79)
16.02 20:31:25 [Server] ERROR [ACF] at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141)
16.02 20:31:25 [Server] ERROR [ACF] at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:641)
16.02 20:31:25 [Server] ERROR [ACF] at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1162)
16.02 20:31:25 [Server] ERROR [ACF] at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:997)
16.02 20:31:25 [Server] ERROR [ACF] at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45)
16.02 20:31:25 [Server] ERROR [ACF] at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1)
16.02 20:31:25 [Server] ERROR [ACF] at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13)
16.02 20:31:25 [Server] ERROR [ACF] at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
16.02 20:31:25 [Server] ERROR [ACF] at java.util.concurrent.FutureTask.run(FutureTask.java:266)
16.02 20:31:25 [Server] ERROR [ACF] at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44)
16.02 20:31:25 [Server] ERROR [ACF] at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:715)
16.02 20:31:25 [Server] ERROR [ACF] at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374)
16.02 20:31:25 [Server] ERROR [ACF] at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654)
16.02 20:31:25 [Server] ERROR [ACF] at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557)
16.02 20:31:25 [Server] ERROR [ACF] at java.lang.Thread.run(Thread.java:748)
16.02 20:31:25 [Server] ERROR [ACF] Caused by: java.lang.ArrayIndexOutOfBoundsException: 14
16.02 20:31:25 [Server] ERROR [ACF] at org.bukkit.craftbukkit.v1_8_R3.inventory.CraftInventoryCustom$MinecraftInventory.setItem(CraftInventoryCustom.java:104)
16.02 20:31:25 [Server] ERROR [ACF] at org.bukkit.craftbukkit.v1_8_R3.inventory.CraftInventory.setItem(CraftInventory.java:79)
16.02 20:31:25 [Server] ERROR [ACF] at net.splodgebox.eliteenchantments.utils.gui.Gui.setItem(Gui.java:95)
16.02 20:31:25 [Server] ERROR [ACF] at net.splodgebox.eliteenchantments.enchantment.gui.EnchanterGUI.lambda$openEnchanter$1(EnchanterGUI.java:24)
16.02 20:31:25 [Server] ERROR [ACF] at java.lang.Iterable.forEach(Iterable.java:75)
16.02 20:31:25 [Server] ERROR [ACF] at net.splodgebox.eliteenchantments.enchantment.gui.EnchanterGUI.openEnchanter(EnchanterGUI.java:22)
16.02 20:31:25 [Server] ERROR [ACF] at net.splodgebox.eliteenchantments.enchantment.cmds.EnchanterCMD.init(EnchanterCMD.java:15)
16.02 20:31:25 [Server] ERROR [ACF] ... 24 more