[19:23:42 ERROR]: Could not pass event PlayerDeathEvent to SyaKill v1.0
org.bukkit.event.EventException
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.ja
va:305) ~[spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.jav
a:62) ~[spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.j
ava:502) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.j
ava:487) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at org.bukkit.craftbukkit.v1_8_R2.event.CraftEventFactory.callPlayerDeat
hEvent(CraftEventFactory.java:382) [spigot_server.jar:git-Spigot-2f787bd-ea28011
]
        at net.minecraft.server.v1_8_R2.EntityPlayer.die(EntityPlayer.java:417)
[spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.EntityLiving.damageEntity(EntityLiving.j
ava:811) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.EntityHuman.damageEntity(EntityHuman.jav
a:800) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.EntityPlayer.damageEntity(EntityPlayer.j
ava:496) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.EntityHuman.attack(EntityHuman.java:1001
) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.EntityPlayer.attack(EntityPlayer.java:10
60) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.PlayerConnection.a(PlayerConnection.java
:1339) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.PacketPlayInUseEntity.a(SourceFile:52) [
spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.PacketPlayInUseEntity.a(SourceFile:11) [
spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.PlayerConnectionUtils$1.run(SourceFile:1
3) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [
?:1.8.0_45]
        at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_45]
        at net.minecraft.server.v1_8_R2.SystemUtils.a(SourceFile:60) [spigot_ser
ver.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.MinecraftServer.A(MinecraftServer.java:7
10) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.DedicatedServer.A(DedicatedServer.java:3
68) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.MinecraftServer.z(MinecraftServer.java:6
51) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at net.minecraft.server.v1_8_R2.MinecraftServer.run(MinecraftServer.java
:554) [spigot_server.jar:git-Spigot-2f787bd-ea28011]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_45]
Caused by: java.lang.NullPointerException
        at org.bukkit.inventory.ItemStack.<init>(ItemStack.java:68) ~[spigot_ser
ver.jar:git-Spigot-2f787bd-ea28011]
        at net.SyaKill.Events.onKill(Events.java:29) ~[?:?]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0
_45]
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0
_45]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1
.8.0_45]
        at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_45]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.ja
va:301) ~[spigot_server.jar:git-Spigot-2f787bd-ea28011]
        ... 22 more