[10:48:10] [Server thread/ERROR]: Could not pass event PlayerInteractEvent to BanItem v2.8
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:338) ~[JavaPluginLoader$1.class:1.7.10-R0.1-SNAPSHOT]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[RegisteredListener.class:1.7.10-R0.1-SNAPSHOT]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:507) [SimplePluginManager.class:1.7.10-R0.1-SNAPSHOT]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:492) [SimplePluginManager.class:1.7.10-R0.1-SNAPSHOT]
	at org.bukkit.craftbukkit.v1_7_R4.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:223) [CraftEventFactory.class:1.7.10-R0.1-SNAPSHOT]
	at net.minecraft.server.management.ItemInWorldManager.func_73078_a(ItemInWorldManager.java:427) [mx.class:?]
	at net.minecraft.network.NetHandlerPlayServer.func_147346_a(NetHandlerPlayServer.java:853) [nh.class:?]
	at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.func_148833_a(SourceFile:60) [jo.class:?]
	at net.minecraft.network.play.client.C08PacketPlayerBlockPlacement.func_148833_a(SourceFile:9) [jo.class:?]
	at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:245) [ej.class:?]
	at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:173) [nc.class:?]
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:991) [MinecraftServer.class:?]
	at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:431) [lt.class:?]
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:809) [MinecraftServer.class:?]
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:669) [MinecraftServer.class:?]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_111]
Caused by: java.lang.NumberFormatException: For input string: "IC2_BLOCKMACHINE"
	at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65) ~[?:1.8.0_111]
	at java.lang.Integer.parseInt(Integer.java:580) ~[?:1.8.0_111]
	at java.lang.Integer.parseInt(Integer.java:615) ~[?:1.8.0_111]
	at com.abcalvin.BanItem.itemcheck.<init>(itemcheck.java:22) ~[?:?]
	at com.abcalvin.BanItem.PlayerListener.onInteractEvent(PlayerListener.java:40) ~[?:?]
	at sun.reflect.GeneratedMethodAccessor80.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_111]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_111]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:334) ~[JavaPluginLoader$1.class:1.7.10-R0.1-SNAPSHOT]
	... 15 more