2013-11-24 17:31:18 [SEVERE] [ForgeModLoader] A critical server error occured handling a packet, kicking 1906626
java.lang.ClassCastException: factorization.common.TileEntityBarrel cannot be cast to factorization.common.TileEntityCommon
	at factorization.common.FactoryType.makeTileEntity(FactoryType.java:116)
	at factorization.common.ItemFactorization.placeBlockAt(ItemFactorization.java:33)
	at net.minecraft.world.World.func_72931_a(World.java:4079)
	at net.minecraft.item.ItemBlock.func_77648_a(ItemBlock.java:92)
	at net.minecraft.item.ItemStack.func_77943_a(ItemStack.java:127)
	at net.minecraft.item.ItemInWorldManager.func_73078_a(ItemInWorldManager.java:618)
	at net.minecraft.network.NetServerHandler.func_72472_a(NetServerHandler.java:875)
	at net.minecraft.network.packet.Packet15Place.func_73279_a(SourceFile:58)
	at net.minecraft.network.TcpConnection.func_74428_b(TcpConnection.java:442)
	at net.minecraft.network.NetServerHandler.func_72570_d(NetServerHandler.java:223)
	at net.minecraft.network.NetworkListenThread.b_net_minecraft_network_NetworkListenThread_networkTick_p0(NetworkListenThread.java:53)
	at net.minecraft.network.NetworkListenThread.func_71747_b(NetworkListenThread.java)
	at net.minecraft.server.dedicated.DedicatedServerListenThread.func_71747_b(SourceFile:30)
	at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:431)
	at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:320)
	at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:307)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:199)
	at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:573)