8ODG20FELYO

[SEVERE] Could not pass event BlockBreakEvent to ItemSlotMachine v1.2.7
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:30)
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:478)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:463)
	at net.minecraft.server.v1_6_R2.PlayerInteractManager.breakBlock(PlayerInteractManager.java:280)
	at net.minecraft.server.v1_6_R2.PlayerInteractManager.dig(PlayerInteractManager.java:175)
	at net.minecraft.server.v1_6_R2.PlayerConnection.a(PlayerConnection.java:540)
	at net.minecraft.server.v1_6_R2.Packet14BlockDig.handle(SourceFile:46)
	at org.spigotmc.netty.NettyNetworkManager.b(NettyNetworkManager.java:230)
	at net.minecraft.server.v1_6_R2.PlayerConnection.e(PlayerConnection.java:118)
	at net.minecraft.server.v1_6_R2.ServerConnection.b(SourceFile:37)
	at org.spigotmc.netty.NettyServerConnection.b(NettyServerConnection.java:125)
	at net.minecraft.server.v1_6_R2.MinecraftServer.t(MinecraftServer.java:592)
	at net.minecraft.server.v1_6_R2.DedicatedServer.t(DedicatedServer.java:239)
	at net.minecraft.server.v1_6_R2.MinecraftServer.s(MinecraftServer.java:481)
	at net.minecraft.server.v1_6_R2.MinecraftServer.run(MinecraftServer.java:413)
	at net.minecraft.server.v1_6_R2.ThreadServerApplication.run(SourceFile:582)
Caused by: java.lang.NullPointerException
	at com.DarkBlade12.ItemSlotMachine.SlotMachine.Cuboid.isInside(Cuboid.java:36)
	at com.DarkBlade12.ItemSlotMachine.SlotMachine.SlotMachineFinder.getByArea(SlotMachineFinder.java:44)
	at com.DarkBlade12.ItemSlotMachine.Listener.SlotMachineListener.onBlockBreak(SlotMachineListener.java:72)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	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