Error

16:45:12 [심각] Could not pass event KeyPressedEvent to Spout and Towny v0.1
org.bukkit.event.EventException
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.ja
va:427)
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.jav
a:62)
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.j
ava:477)
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.j
ava:462)
        at org.getspout.spoutapi.packet.PacketKeyPress.run(PacketKeyPress.java:7
1)
        at org.getspout.spout.packet.CustomPacket.handle(CustomPacket.java:139)
        at net.minecraft.server.v1_6_R3.NetworkManager.b(NetworkManager.java:296
)
        at net.minecraft.server.v1_6_R3.PlayerConnection.e(PlayerConnection.java
:116)
        at org.getspout.spout.SpoutPlayerConnection.e(SpoutPlayerConnection.java
:195)
        at net.minecraft.server.v1_6_R3.ServerConnection.b(SourceFile:37)
        at net.minecraft.server.v1_6_R3.DedicatedServerConnection.b(SourceFile:3
0)
        at net.minecraft.server.v1_6_R3.MinecraftServer.t(MinecraftServer.java:5
92)
        at net.minecraft.server.v1_6_R3.DedicatedServer.t(DedicatedServer.java:2
27)
        at net.minecraft.server.v1_6_R3.MinecraftServer.s(MinecraftServer.java:4
88)
        at net.minecraft.server.v1_6_R3.MinecraftServer.run(MinecraftServer.java
:421)
        at net.minecraft.server.v1_6_R3.ThreadServerApplication.run(SourceFile:5
83)
Caused by: java.lang.NullPointerException
        at me.kleinerminer.townyspout.gui.GuiManager.attachPopup(GuiManager.java
:28)
        at me.kleinerminer.townyspout.gui.MayorGui.openPopup(MayorGui.java:160)
        at me.kleinerminer.townyspout.gui.MayorGui.<init>(MayorGui.java:70)
        at me.kleinerminer.townyspout.listeners.KeyboardListener.startMayorGui(K
eyboardListener.java:103)
        at me.kleinerminer.townyspout.listeners.KeyboardListener.onKeyPressedEve
nt(KeyboardListener.java:57)
        at sun.reflect.GeneratedMethodAccessor46.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.ja
va:425)
        ... 15 more