Tekkit big problem

[Drath819]

Title: Tekkit big problem

Version: 3.1.2

OS: Windows 7

Java Version: 1.7.0_10

Description of Problem:

After opening tekkit the first time i play fine but when i close tekkit and try opening again it wont open without clearing cache, that takes a lot of time and when i open it the second time i also get lag , through the other modpacks work fine.

Error Messages:

41 mods loaded

Optifine OptiFine_1.2.5_HD_S_C6

Minecraft Forge 3.3.8.164

FML v2.2.106.176

Forge Mod Loader version 2.2.106.176 for Minecraft 1.2.5

mod_CodeChickenCore : Initialized (modpack.jar)

mod_MinecraftForge : Initialized (modpack.jar)

mod_NotEnoughItems : Initialized (modpack.jar)

mod_ReiMinimap : Initialized ([1.2.5]ReiMinimap_v3.2_04.zip)

mod_IC2 : Initialized (industrialcraft-2-client_1.97.jar)

mod_IC2AdvancedMachines : Initialized (AdvancedMachines_4.0_client.zip)

mod_BuildCraftCore : Initialized (buildcraft-client-A-core-2.2.14.zip)

mod_BuildCraftBuilders : Initialized (buildcraft-client-B-builders-2.2.14.zip)

mod_BuildCraftEnergy : Initialized (buildcraft-client-B-energy-2.2.14.zip)

mod_BuildCraftFactory : Initialized (buildcraft-client-B-factory-2.2.14.zip)

mod_BuildCraftTransport : Initialized (buildcraft-client-B-transport-2.2.14.zip)

mod_AdditionalPipes : Initialized (buildcraft-client-DA-additionalpipes-2.1.3.zip)

mod_ComputerCraft : Initialized (ComputerCraft)

mod_RedPowerMachine : Initialized (RedPowerMachine-2.0pr5b2.zip)

mod_ccSensors : Initialized (ccSensors-client-MC125-B017pr1.zip)

mod_CCTurtle : Initialized (ComputerCraft)

mod_EE : Initialized (EE2ClientV1.4.6.5.jar)

mod_EnderStorage : Initialized (EnderStorage-Client 1.1.3.zip)

mod_IC2NuclearControl : Initialized (IC2NuclearControl_client_v1.1.10b.zip)

mod_ImmibisCore : Initialized (immibis-core_49.1.1_for_1.2.5-client.jar)

mod_InvTweaks : Initialized (InvTweaks-1.41b-1.2.4.zip)

mod_MAtmos_forModLoader : Initialized (MAtmos_packaged.zip)

mod_ModularForceFieldSystem : Initialized (mffs_rev7_for_1.2.5-client.zip)

mod_IC2_ChargingBench : Initialized (mod_chargingbench-client-1.95b-1.2.5-r1.zip)

mod_CompactSolars : Initialized (mod_compactsolars-client-2.3.2.10.zip)

mod_IronChest : Initialized (mod_ironchests-client-3.8.0.40.zip)

mod_RedPowerCore : Initialized (RedPowerCore-2.0pr5b2.zip)

mod_NetherOres : Initialized (NetherOres_Client_1.2.1.zip)

mod_PowerConverters : Initialized (PowerConverters_Client_1.3.4.zip)

mod_Railcraft : Pre-initialized (Railcraft_Client_5.3.3.zip)

mod_RedPowerControl : Pre-initialized (RedPowerControl-2.0pr5b2.zip)

mod_RedPowerLighting : Pre-initialized (RedPowerLighting-2.0pr5b2.zip)

mod_RedPowerLogic : Pre-initialized (RedPowerLogic-2.0pr5b2.zip)

mod_RedPowerWiring : Pre-initialized (RedPowerWiring-2.0pr5b2.zip)

mod_RedPowerWorld : Pre-initialized (RedPowerWorld-2.0pr5b2.zip)

mod_TubeStuff : Pre-initialized (tubestuff_49.1.2_for_1.2.5-client.jar)

Balkon's WeaponMod : Pre-initialized (WeaponMod.zip)

mod_WirelessRedstoneCore : Pre-initialized (WR-CBE Core-Client 1.2.2.3.zip)

mod_WirelessRedstoneAddons : Pre-initialized (WR-CBE Addons-Client 1.2.2.3.zip)

mod_WirelessRedstoneRedPower : Pre-initialized (WR-CBE RedPower-Client 1.2.2.1.zip)

mod_ImmiChunkLoaders : Pre-initialized (zdimensional-anchor_rev3.2_for_1.2.5-client.jar)

Minecraft has crashed!

----------------------

Minecraft has stopped running because it encountered a problem.

--- BEGIN ERROR REPORT bb885fa7 --------

Generated 23.12.2012 10:39

Minecraft: Minecraft 1.2.5

OS: Windows 7 (amd64) version 6.1

Java: 1.7.0_10, Oracle Corporation

VM: Java HotSpot 64-Bit Server VM (mixed mode), Oracle Corporation

LWJGL: 2.4.2

OpenGL: AMD Radeon HD 6700 Series version 4.2.11631 Compatibility Profile Context, ATI Technologies Inc.

java.lang.RuntimeException: unknown character ?

at forge.Configuration.load(Configuration.java:258)

at railcraft.common.modules.RailcraftModuleManager.loadModules(RailcraftModuleManager.java:53)

at mod_Railcraft.load(mod_Railcraft.java:53)

at cpw.mods.fml.common.modloader.ModLoaderModContainer.init(ModLoaderModContainer.java:356)

at cpw.mods.fml.common.Loader.modInit(Loader.java:273)

at cpw.mods.fml.common.Loader.initializeMods(Loader.java:628)

at cpw.mods.fml.client.FMLClientHandler.onLoadComplete(FMLClientHandler.java:223)

at net.minecraft.client.Minecraft.a(Minecraft.java:429)

at net.minecraft.client.Minecraft.run(Minecraft.java:738)

at java.lang.Thread.run(Unknown Source)

--- END ERROR REPORT f2d9a82d ----------

Error Log: