2012-06-05 16:32:46 [SEVERE] Could not pass event CreatureSpawnEvent to Multiverse-Core
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:304)
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:465)
	at org.bukkit.craftbukkit.event.CraftEventFactory.callCreatureSpawnEvent(CraftEventFactory.java:226)
	at net.minecraft.server.World.addEntity(World.java:915)
	at net.minecraft.server.World.addEntity(World.java:887)
	at net.minecraft.server.CustomSpawner.doCustomSpawning(CustomSpawner.java:345)
	at net.minecraft.server.mod_mocreatures.onTickInGame(mod_mocreatures.java:176)
	at cpw.mods.fml.server.ModLoaderModContainer.tickStart(ModLoaderModContainer.java:285)
	at cpw.mods.fml.common.FMLCommonHandler.gameTickStart(FMLCommonHandler.java:77)
	at cpw.mods.fml.server.FMLBukkitHandler.onPreTick(FMLBukkitHandler.java:129)
	at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:510)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:463)
	at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)
Caused by: java.lang.NullPointerException
	at com.onarandombox.MultiverseCore.listeners.MVEntityListener.creatureSpawn(MVEntityListener.java:117)
	at sun.reflect.GeneratedMethodAccessor24.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.java:302)
	... 13 more