2013-06-25 17:09:12 [SEVERE] Could not pass event CreatureSpawnEvent to MyZ v1.51
org.bukkit.event.EventException
>       at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427)
>       at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
>       at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:477)
>       at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:462)
>       at org.bukkit.craftbukkit.v1_5_R3.event.CraftEventFactory.callCreatureSpawnEvent(CraftEventFactory.java:239)
>       at net.minecraft.server.v1_5_R3.World.addEntity(World.java:924)
>       at net.citizensnpcs.npc.CitizensNPC.spawn(CitizensNPC.java:181)
>       at com.jordair.gmail.MyZ.utils.Utils.createZombie(Utils.java:789)
>       at com.jordair.gmail.MyZ.utils.Utils.doDeath(Utils.java:97)
>       at com.jordair.gmail.MyZ.Listeners.playerDeathListener.onDeath(playerDeathListener.java:209)
>       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>       at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>       at java.lang.reflect.Method.invoke(Method.java:606)
>       at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425)
>       at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
>       at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:477)
>       at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:462)
>       at org.bukkit.craftbukkit.v1_5_R3.event.CraftEventFactory.callPlayerDeathEvent(CraftEventFactory.java:344)
>       at net.minecraft.server.v1_5_R3.EntityPlayer.die(EntityPlayer.java:293)
>       at net.minecraft.server.v1_5_R3.EntityLiving.damageEntity(EntityLiving.java:750)
>       at net.minecraft.server.v1_5_R3.EntityHuman.damageEntity(EntityHuman.java:684)
>       at net.minecraft.server.v1_5_R3.EntityPlayer.damageEntity(EntityPlayer.java:358)
>       at org.bukkit.craftbukkit.v1_5_R3.entity.CraftLivingEntity.damage(CraftLivingEntity.java:195)
>       at org.bukkit.craftbukkit.v1_5_R3.entity.CraftLivingEntity.damage(CraftLivingEntity.java:180)
>       at com.jordair.gmail.MyZ.Listeners.playerDamageListener.onAttack(playerDamageListener.java:218)
>       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>       at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>       at java.lang.reflect.Method.invoke(Method.java:606)
>       at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425)
>       at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
>       at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:477)
>       at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:462)
>       at org.bukkit.craftbukkit.v1_5_R3.event.CraftEventFactory.callEvent(CraftEventFactory.java:93)
>       at org.bukkit.craftbukkit.v1_5_R3.event.CraftEventFactory.callEntityDamageEvent(CraftEventFactory.java:381)
>       at org.bukkit.craftbukkit.v1_5_R3.event.CraftEventFactory.handleEntityDamageEvent(CraftEventFactory.java:406)
>       at net.minecraft.server.v1_5_R3.EntityLiving.damageEntity(EntityLiving.java:677)
>       at net.minecraft.server.v1_5_R3.EntityHuman.damageEntity(EntityHuman.java:684)
>       at net.minecraft.server.v1_5_R3.EntityPlayer.damageEntity(EntityPlayer.java:358)
>       at net.minecraft.server.v1_5_R3.EntityMonster.m(EntityMonster.java:88)
>       at net.minecraft.server.v1_5_R3.EntityZombie.m(EntityZombie.java:140)
>       at net.minecraft.server.v1_5_R3.PathfinderGoalMeleeAttack.e(PathfinderGoalMeleeAttack.java:83)
>       at net.minecraft.server.v1_5_R3.PathfinderGoalSelector.a(PathfinderGoalSelector.java:104)
>       at net.minecraft.server.v1_5_R3.EntityLiving.bo(EntityLiving.java:1508)
>       at net.minecraft.server.v1_5_R3.EntityLiving.c(EntityLiving.java:1299)
>       at net.minecraft.server.v1_5_R3.EntityMonster.c(EntityMonster.java:20)
>       at net.minecraft.server.v1_5_R3.EntityZombie.c(EntityZombie.java:117)
>       at net.minecraft.server.v1_5_R3.EntityLiving.l_(EntityLiving.java:526)
>       at net.minecraft.server.v1_5_R3.EntityMonster.l_(EntityMonster.java:24)
>       at net.minecraft.server.v1_5_R3.EntityZombie.l_(EntityZombie.java:136)
>       at net.minecraft.server.v1_5_R3.World.entityJoinedWorld(World.java:1355)
>       at net.minecraft.server.v1_5_R3.WorldServer.entityJoinedWorld(WorldServer.java:614)
>       at net.minecraft.server.v1_5_R3.World.playerJoinedWorld(World.java:1336)
>       at net.minecraft.server.v1_5_R3.World.tickEntities(World.java:1224)
>       at net.minecraft.server.v1_5_R3.WorldServer.tickEntities(WorldServer.java:480)
>       at net.minecraft.server.v1_5_R3.MinecraftServer.r(MinecraftServer.java:563)
>       at net.minecraft.server.v1_5_R3.DedicatedServer.r(DedicatedServer.java:226)
>       at net.minecraft.server.v1_5_R3.MinecraftServer.q(MinecraftServer.java:477)
>       at net.minecraft.server.v1_5_R3.MinecraftServer.run(MinecraftServer.java:410)
>       at net.minecraft.server.v1_5_R3.ThreadServerApplication.run(SourceFile:573)
Caused by: java.lang.NullPointerException
>       at com.jordair.gmail.MyZ.Listeners.mobSpawnListener.onSpawn(mobSpawnListener.java:43)
>       at sun.reflect.GeneratedMethodAccessor8.invoke(Unknown Source)
>       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>       at java.lang.reflect.Method.invoke(Method.java:606)
>       at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425)
>       ... 60 more
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