[21:20:51 ERROR]: Could not pass event PlayerDeathEvent to MoneyOnKill v1.0
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:320) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:486) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:471) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at org.bukkit.craftbukkit.v1_7_R1.event.CraftEventFactory.callPlayerDeathEvent(CraftEventFactory.java:349) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.EntityPlayer.die(EntityPlayer.java:368) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.EntityLiving.damageEntity(EntityLiving.java:732) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.EntityHuman.damageEntity(EntityHuman.java:746) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.EntityPlayer.damageEntity(EntityPlayer.java:446) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at org.bukkit.craftbukkit.v1_7_R1.entity.CraftLivingEntity.damage(CraftLivingEntity.java:203) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at org.bukkit.craftbukkit.v1_7_R1.entity.CraftLivingEntity.damage(CraftLivingEntity.java:188) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at com.earth2me.essentials.commands.Commandkill.updatePlayer(Commandkill.java:43) [Essentials.jar:?]
	at com.earth2me.essentials.commands.EssentialsLoopCommand.loopOnlinePlayers(EssentialsLoopCommand.java:111) [Essentials.jar:?]
	at com.earth2me.essentials.commands.Commandkill.run(Commandkill.java:26) [Essentials.jar:?]
	at com.earth2me.essentials.commands.EssentialsCommand.run(EssentialsCommand.java:155) [Essentials.jar:?]
	at com.earth2me.essentials.commands.EssentialsCommand.run(EssentialsCommand.java:149) [Essentials.jar:?]
	at com.earth2me.essentials.Essentials.onCommandEssentials(Essentials.java:505) [Essentials.jar:?]
	at com.earth2me.essentials.Essentials.onCommand(Essentials.java:380) [Essentials.jar:?]
	at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:175) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at org.bukkit.craftbukkit.v1_7_R1.CraftServer.dispatchCommand(CraftServer.java:683) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.PlayerConnection.handleCommand(PlayerConnection.java:952) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.PlayerConnection.a(PlayerConnection.java:814) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.PacketPlayInChat.a(PacketPlayInChat.java:28) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.PacketPlayInChat.handle(PacketPlayInChat.java:47) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.NetworkManager.a(NetworkManager.java:146) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.ServerConnection.c(SourceFile:134) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.MinecraftServer.u(MinecraftServer.java:655) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.DedicatedServer.u(DedicatedServer.java:250) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.MinecraftServer.t(MinecraftServer.java:545) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.MinecraftServer.run(MinecraftServer.java:457) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.ThreadServerApplication.run(SourceFile:617) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
Caused by: java.lang.NullPointerException
	at me.bdking00.mok.MoneyOnKill.onPlayerDeath(MoneyOnKill.java:55) ~[?:?]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.7.0_45]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) ~[?:1.7.0_45]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_45]
	at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_45]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:318) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	... 31 more