Description: Exception while ticking a block

java.lang.NoSuchMethodError: ic2.core.item.BehaviorScrapboxDispense.a(Lyc;Lur;ILbd;Lbg;)V
	at ic2.core.item.BehaviorScrapboxDispense.b(BehaviorScrapboxDispense.java:17)
	at az.a(BehaviorDefaultDispenseItem.java:21)
	at ajw.n(BlockDispenser.java:177)
	at ajw.b(BlockDispenser.java:209)
	at in.a(WorldServer.java:752)
	at in.b(WorldServer.java:330)
	at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:895)
	at ho.r(DedicatedServer.java:301)
	at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:805)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:692)
	at fy.run(ThreadMinecraftServer.java:16)