[SEVERE] Could not pass event BlockPistonExtendEvent to NETFire v1.5.0
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.SimplePluginManager.fireEvent(SimplePluginManager.java:477)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:462)
	at net.minecraft.server.v1_5_R3.BlockPiston.k(BlockPiston.java:69)
	at net.minecraft.server.v1_5_R3.BlockPiston.doPhysics(BlockPiston.java:46)
	at net.minecraft.server.v1_5_R3.World.g(World.java:502)
	at net.minecraft.server.v1_5_R3.World.applyPhysics(World.java:453)
	at net.minecraft.server.v1_5_R3.World.update(World.java:421)
	at net.minecraft.server.v1_5_R3.World.setTypeIdAndData(World.java:313)
	at net.minecraft.server.v1_5_R3.BlockRedstoneTorch.a(BlockRedstoneTorch.java:148)
	at net.minecraft.server.v1_5_R3.WorldServer.a(WorldServer.java:532)
	at net.minecraft.server.v1_5_R3.WorldServer.doTick(WorldServer.java:200)
	at net.minecraft.server.v1_5_R3.MinecraftServer.r(MinecraftServer.java:555)
	at net.minecraft.server.v1_5_R3.DedicatedServer.r(DedicatedServer.java:226)
	at net.minecraft.server.v1_5_R3.MinecraftServer.q(MinecraftServer.java:477)
	at net.minecraft.server.v1_5_R3.MinecraftServer.run(MinecraftServer.java:410)
	at net.minecraft.server.v1_5_R3.ThreadServerApplication.run(SourceFile:573)
Caused by: java.lang.NullPointerException
	at co.networkery.uvbeenzaned.NETFire.NETFireListener.onPistonExtend(NETFireListener.java:89)
	at sun.reflect.GeneratedMethodAccessor298.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:601)
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:425)
	... 17 more