[SEVERE] Could not pass event EntityDamageByEntityEvent to OtherDrops v2.8b.89
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.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:35)
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:477)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:462)
	at net.minecraft.server.v1_5_R1.Explosion.a(Explosion.java:167)
	at net.minecraft.server.v1_5_R1.World.createExplosion(World.java:1632)
	at net.minecraft.server.v1_5_R1.WorldServer.createExplosion(WorldServer.java:811)
	at net.minecraft.server.v1_5_R1.World.explode(World.java:1624)
	at net.minecraft.server.v1_5_R1.EntityMinecartTNT.c(SourceFile:73)
	at net.minecraft.server.v1_5_R1.EntityMinecartTNT.l_(SourceFile:42)
	at net.minecraft.server.v1_5_R1.World.entityJoinedWorld(World.java:1356)
	at net.minecraft.server.v1_5_R1.WorldServer.entityJoinedWorld(WorldServer.java:594)
	at net.minecraft.server.v1_5_R1.World.playerJoinedWorld(World.java:1337)
	at net.minecraft.server.v1_5_R1.World.tickEntities(World.java:1225)
	at net.minecraft.server.v1_5_R1.WorldServer.tickEntities(WorldServer.java:462)
	at net.minecraft.server.v1_5_R1.MinecraftServer.r(MinecraftServer.java:562)
	at net.minecraft.server.v1_5_R1.DedicatedServer.r(DedicatedServer.java:225)
	at net.minecraft.server.v1_5_R1.MinecraftServer.q(MinecraftServer.java:476)
	at net.minecraft.server.v1_5_R1.MinecraftServer.run(MinecraftServer.java:409)
	at net.minecraft.server.v1_5_R1.ThreadServerApplication.run(SourceFile:573)
Caused by: java.lang.NullPointerException
	at com.gmail.zariust.otherdrops.event.OccurredEvent.<init>(OccurredEvent.java:168)
	at com.gmail.zariust.otherdrops.listener.OdEntityListener.onEntityDamage(OdEntityListener.java:70)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.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:425)
	... 20 more