java.lang.NullPointerException: Exception in server tick loop
	at exnihilo.blocks.tileentities.TileEntityBarrel.func_70299_a(TileEntityBarrel.java:1040)
	at crazypants.enderio.conduit.item.NetworkedInventory.doTransfer(NetworkedInventory.java:195)
	at crazypants.enderio.conduit.item.NetworkedInventory.transferItems(NetworkedInventory.java:152)
	at crazypants.enderio.conduit.item.NetworkedInventory.onTick(NetworkedInventory.java:99)
	at crazypants.enderio.conduit.item.ItemConduitNetwork.doTick(ItemConduitNetwork.java:208)
	at crazypants.enderio.conduit.item.ItemConduitNetwork.access$100(ItemConduitNetwork.java:23)
	at crazypants.enderio.conduit.item.ItemConduitNetwork$InnerTickHandler.tickEnd(ItemConduitNetwork.java:230)
	at crazypants.enderio.conduit.ConduitNetworkTickHandler.tickEnd(ConduitNetworkTickHandler.java:47)
	at crazypants.enderio.conduit.ConduitNetworkTickHandler.onServerTick(ConduitNetworkTickHandler.java:35)
	at cpw.mods.fml.common.eventhandler.ASMEventHandler_195_ConduitNetworkTickHandler_onServerTick_ServerTickEvent.invoke(.dynamic)
	at cpw.mods.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:51)
	at cpw.mods.fml.common.eventhandler.EventBus.post(EventBus.java:122)
	at cpw.mods.fml.common.FMLCommonHandler.onPostServerTick(FMLCommonHandler.java:247)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:590)
	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)