Dexter545

Title: Railcraft server error Version: 3.1.2 OS: Mac OS X 10.7.4 Java Version: 6 Description of Problem: Hi! I have installed tekkit 3.1.2. With railcraft 5.3.3. And I can't create coke oven bricks!! It turn up in the left corner in the crafting bench and just dissiperes, I tried to spawn it with cheat and than I got kicked from the server! It said this: Error Messages: Disconnected by Server Internal server error Error Log: [WARNING] Failed to handle packet: java.lang.NullPointerException java.lang.NullPointerException at net.minecraft.server.ItemStack.setData(ItemStack.java:153) at net.minecraft.server.ItemStack.(ItemStack.java:39) at codechicken.core.PacketCustom.readItemStack(PacketCustom.java:409) at codechicken.nei.NEIServerPacketHandler.handleGiveItem(NEIServerPacketHandler.java:116) at codechicken.nei.NEIServerPacketHandler.handlePacket(NEIServerPacketHandler.java:21) at codechicken.core.CoreUtils.handlePacket(CoreUtils.java:150) at codechicken.core.PacketCustom.recieve(PacketCustom.java:451) at net.minecraft.server.mod_CodeChickenCore.onPacket250Received(mod_CodeChickenCore.java:65) at net.minecraft.server.BaseMod.onPacket250Packet(BaseMod.java:93) at cpw.mods.fml.server.FMLBukkitHandler.handlePacket250(FMLBukkitHandler.java:407) at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:1338) at net.minecraft.server.Packet250CustomPayload.handle(SourceFile:46) at net.minecraft.server.NetworkManager.b(NetworkManager.java:234) at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:119) at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:83) at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:579) at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:467) at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)