WGE

[SEVERE] Could not pass event EntityExplodeEvent to WorldGuard v5.6
org.bukkit.event.EventException
at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:341)
at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:477)
at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:462)
at net.minecraft.server.Explosion.a(Explosion.java:219)
at net.minecraft.server.World.createExplosion(World.java:1558)
at net.minecraft.server.WorldServer.createExplosion(WorldServer.java:759)
at org.bukkit.craftbukkit.CraftWorld.createExplosion(CraftWorld.java:446)
at org.bukkit.craftbukkit.CraftWorld.createExplosion(CraftWorld.java:442)
at org.bukkit.craftbukkit.CraftWorld.createExplosion(CraftWorld.java:454)
at org.bukkit.craftbukkit.CraftWorld.createExplosion(CraftWorld.java:450)
at com.earth2me.essentials.commands.Commandkittycannon$1.run(Commandkittycannon.java:40)
at org.bukkit.craftbukkit.scheduler.CraftTask.run(CraftTask.java:53)
at org.bukkit.craftbukkit.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:345)
at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:531)
at net.minecraft.server.DedicatedServer.r(DedicatedServer.java:215)
at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:495)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:428)
at net.minecraft.server.ThreadServerApplication.run(SourceFile:818)
Caused by: java.lang.NullPointerException
at com.sk89q.worldguard.bukkit.WorldGuardEntityListener.onEntityExplode(WorldGuardEntityListener.java:499)
at sun.reflect.GeneratedMethodAccessor305.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:339)
... 18 more