[16:37:48] [Server thread/ERROR]: Could not pass event EntityDamageByEntityEvent to InfernalMobs v2.4
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:427) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:481) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:466) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at org.bukkit.craftbukkit.v1_7_R1.event.CraftEventFactory.callEvent(CraftEventFactory.java:94) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at org.bukkit.craftbukkit.v1_7_R1.event.CraftEventFactory.callEntityDamageEvent(CraftEventFactory.java:382) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at org.bukkit.craftbukkit.v1_7_R1.event.CraftEventFactory.handleEntityDamageEvent(CraftEventFactory.java:410) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.EntityLiving.damageEntity(EntityLiving.java:656) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.EntityMonster.damageEntity(EntityMonster.java:47) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.EntityZombie.damageEntity(EntityZombie.java:156) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.EntityArrow.h(EntityArrow.java:228) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.World.entityJoinedWorld(World.java:1338) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.World.playerJoinedWorld(World.java:1319) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.World.tickEntities(World.java:1207) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.WorldServer.tickEntities(WorldServer.java:480) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.MinecraftServer.u(MinecraftServer.java:637) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.DedicatedServer.u(DedicatedServer.java:250) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.MinecraftServer.t(MinecraftServer.java:545) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.MinecraftServer.run(MinecraftServer.java:457) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	at net.minecraft.server.v1_7_R1.ThreadServerApplication.run(SourceFile:617) [craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
Caused by: java.lang.NoSuchMethodError: org.bukkit.entity.Arrow.getShooter()Lorg/bukkit/projectiles/ProjectileSource;
	at io.hotmail.com.jacob_vejvoda.infernal_mobs.infernal_mobs.onEntityAttack(infernal_mobs.java:300) ~[?:?]
	at sun.reflect.GeneratedMethodAccessor66.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.7.0_01]
	at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.7.0_01]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.2-b2974jnks]
	... 19 more