java.lang.IllegalStateException: consume from empty slot
at ic2.core.block.invslot.InvSlotProcessableGeneric.consume(InvSlotProcessableGeneric.java:51)
at atomicstryker.ic2.advancedmachines.CommonLogicAdvancedMachines.operateOnce(CommonLogicAdvancedMachines.java:130)
at atomicstryker.ic2.advancedmachines.TileEntityAdvancedMacerator.operateOnce(TileEntityAdvancedMacerator.java:214)
at ic2.core.block.machine.tileentity.TileEntityStandardMachine.operate(TileEntityStandardMachine.java:231)
at ic2.core.block.machine.tileentity.TileEntityStandardMachine.func_145845_h(TileEntityStandardMachine.java:133)
at atomicstryker.ic2.advancedmachines.TileEntityAdvancedMacerator.func_145845_h(TileEntityAdvancedMacerator.java:89)
at net.minecraft.world.World.func_72939_s(World.java:1888)
at net.minecraft.world.WorldServer.func_72939_s(WorldServer.java:501)
at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:636)
at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:547)
at net.minecraft.server.integrated.IntegratedServer.func_71217_p(IntegratedServer.java:111)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:427)
at net.minecraft.server.MinecraftServer$2.run(MinecraftServer.java:685)