SFM Error

Time: 2/5/14 6:30 PM
Description: Exception in world tick

java.lang.IndexOutOfBoundsException: Index: 6, Size: 0
	at java.util.ArrayList.RangeCheck(ArrayList.java:547)
	at java.util.ArrayList.get(ArrayList.java:322)
	at vswe.stevesfactory.blocks.TileEntityManager.readAllComponentData(TileEntityManager.java:470)
	at vswe.stevesfactory.blocks.TileEntityManager.readAllData(TileEntityManager.java:456)
	at vswe.stevesfactory.network.PacketHandler.onPacketData(PacketHandler.java:42)
	at cpw.mods.fml.common.network.NetworkRegistry.handlePacket(NetworkRegistry.java:255)
	at cpw.mods.fml.common.network.NetworkRegistry.handleCustomPacket(NetworkRegistry.java:245)
	at cpw.mods.fml.common.network.FMLNetworkHandler.handlePacket250Packet(FMLNetworkHandler.java:85)
	at net.minecraft.client.multiplayer.NetClientHandler.func_72501_a(NetClientHandler.java:1651)
	at net.minecraft.network.packet.Packet250CustomPayload.func_73279_a(SourceFile:61)
	at net.minecraft.network.MemoryConnection.func_74428_b(MemoryConnection.java:89)
	at net.minecraft.client.multiplayer.NetClientHandler.func_72551_d(NetClientHandler.java:281)
	at net.minecraft.client.multiplayer.WorldClient.func_72835_b(WorldClient.java:99)
	at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1930)
	at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:910)
	at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:838)
	at net.minecraft.client.main.Main.main(SourceFile:101)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at net.minecraft.launchwrapper.Launch.launch(Launch.java:131)
	at net.minecraft.launchwrapper.Launch.main(Launch.java:27)