Skyblock

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:39)
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:479)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:464)
	at org.bukkit.craftbukkit.v1_5_R3.event.CraftEventFactory.callProjectileLaunchEvent(CraftEventFactory.java:574)
	at net.minecraft.server.v1_5_R3.World.addEntity(World.java:954)
	at net.minecraft.server.v1_5_R3.World.addEntity(World.java:920)
	at net.minecraft.server.v1_5_R3.EntityWitch.a(EntityWitch.java:170)
	at net.minecraft.server.v1_5_R3.PathfinderGoalArrowAttack.e(PathfinderGoalArrowAttack.java:99)
	at net.minecraft.server.v1_5_R3.PathfinderGoalSelector.a(PathfinderGoalSelector.java:104)
	at net.minecraft.server.v1_5_R3.EntityLiving.bo(EntityLiving.java:1518)
	at net.minecraft.server.v1_5_R3.EntityLiving.c(EntityLiving.java:1304)
	at net.minecraft.server.v1_5_R3.EntityMonster.c(EntityMonster.java:20)
	at net.minecraft.server.v1_5_R3.EntityWitch.c(EntityWitch.java:104)
	at net.minecraft.server.v1_5_R3.EntityLiving.l_(EntityLiving.java:528)
	at net.minecraft.server.v1_5_R3.EntityMonster.l_(EntityMonster.java:24)
	at net.minecraft.server.v1_5_R3.World.entityJoinedWorld(World.java:1456)
	at net.minecraft.server.v1_5_R3.WorldServer.entityJoinedWorld(WorldServer.java:646)
	at net.minecraft.server.v1_5_R3.World.playerJoinedWorld(World.java:1432)
	at net.minecraft.server.v1_5_R3.World.tickEntities(World.java:1304)
	at net.minecraft.server.v1_5_R3.WorldServer.tickEntities(WorldServer.java:512)
	at net.minecraft.server.v1_5_R3.MinecraftServer.r(MinecraftServer.java:562)
	at net.minecraft.server.v1_5_R3.DedicatedServer.r(DedicatedServer.java:224)
	at net.minecraft.server.v1_5_R3.MinecraftServer.q(MinecraftServer.java:472)
	at net.minecraft.server.v1_5_R3.MinecraftServer.run(MinecraftServer.java:404)
	at net.minecraft.server.v1_5_R3.ThreadServerApplication.run(SourceFile:573)
Caused by: java.lang.ClassCastException: org.bukkit.craftbukkit.v1_5_R3.entity.CraftWitch cannot be cast to org.bukkit.entity.Player
	at pl.islandworld.listeners.IslandProtectionListeners.onProjectileLaunchEvent(IslandProtectionListeners.java:298)
	at sun.reflect.GeneratedMethodAccessor206.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)
	... 26 more