I cant launch tekkit.

[Kraziekid]

Launcher Version: 1.0.3.4

Operating System: an hp laptop that runs windows

Java Version: 64 bit

Antivirus Program: AVG

Description of Problem:

Whenever i try to launch tekkit, it gives me the following error message

Error Messages:

36 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_MinecraftForge : Pre-initialized (modpack.jar)

mod_CodeChickenCore : Pre-initialized (modpack.jar)

mod_NotEnoughItems : Pre-initialized (modpack.jar)

mod_ReiMinimap : Pre-initialized ([1.2.5]ReiMinimap_v3.2_04.zip)

mod_IC2AdvancedMachines : Pre-initialized (AdvancedMachines_4.0_client.zip)

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

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

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

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

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

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

mod_ccSensors : Pre-initialized (ccSensors-client-MC125-B017pr1.zip)

mod_CCTurtle : Pre-initialized (ComputerCraft1.41.zip)

mod_ComputerCraft : Pre-initialized (ComputerCraft1.41.zip)

mod_EnderStorage : Pre-initialized (EnderStorage-Client 1.1.3.zip)

mod_IC2 : Loaded (industrialcraft2-1.103-mcpc1.2.5-r1.zip)

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

mod_MAtmos_forModLoader : Loaded (MAtmos_packaged.zip)

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

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

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

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

mod_NetherOres : Loaded (NetherOres_Client_1.2.1.zip)

mod_PowerConverters : Loaded (PowerConverters_Client_1.3.4.zip)

mod_Railcraft : Loaded (Railcraft_Client_5.4.7b.zip)

mod_RedPowerControl : Loaded (RedPowerControl-2.0pr5b2.zip)

mod_RedPowerCore : Loaded (RedPowerCore-2.0pr5b2.zip)

mod_RedPowerLighting : Loaded (RedPowerLighting-2.0pr5b2.zip)

mod_RedPowerLogic : Loaded (RedPowerLogic-2.0pr5b2.zip)

mod_RedPowerMachine : Loaded (RedPowerMachine-2.0pr5b2.zip)

mod_RedPowerWiring : Loaded (RedPowerWiring-2.0pr5b2.zip)

mod_RedPowerWorld : Loaded (RedPowerWorld-2.0pr5b2.zip)

mod_WeaponMod : Loaded (WeaponMod.zip)

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

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

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

Minecraft has crashed!

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

Minecraft has stopped running because it encountered a problem.

--- BEGIN ERROR REPORT da7aef0f --------

Generated 12/29/12 1:25 AM

Minecraft: Minecraft 1.2.5

OS: Windows 7 (amd64) version 6.1

Java: 1.7.0_06, Oracle Corporation

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

LWJGL: 2.4.2

OpenGL: Intel® HD Graphics Family version 3.1.0 - Build 8.15.10.2476, Intel

cpw.mods.fml.common.LoaderException: java.lang.NoClassDefFoundError: net/minecraft/server/Block

at cpw.mods.fml.common.Loader.preModInit(Loader.java:244)

at cpw.mods.fml.common.Loader.loadMods(Loader.java:617)

at cpw.mods.fml.client.FMLClientHandler.onPreLoad(FMLClientHandler.java:200)

at net.minecraft.client.Minecraft.a(Minecraft.java:386)

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

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

Caused by: java.lang.NoClassDefFoundError: net/minecraft/server/Block

at java.lang.Class.getDeclaredConstructors0(Native Method)

at java.lang.Class.privateGetDeclaredConstructors(Unknown Source)

at java.lang.Class.getConstructor0(Unknown Source)

at java.lang.Class.newInstance0(Unknown Source)

at java.lang.Class.newInstance(Unknown Source)

at cpw.mods.fml.common.modloader.ModLoaderModContainer.preInit(ModLoaderModContainer.java:110)

at cpw.mods.fml.common.Loader.preModInit(Loader.java:239)

... 5 more

Caused by: java.lang.ClassNotFoundException: net.minecraft.server.Block

at java.net.URLClassLoader$1.run(Unknown Source)

at java.net.URLClassLoader$1.run(Unknown Source)

at java.security.AccessController.doPrivileged(Native Method)

at java.net.URLClassLoader.findClass(Unknown Source)

at org.spoutcraft.launcher.MinecraftClassLoader.findClass(MinecraftClassLoader.java:64)

at java.lang.ClassLoader.loadClass(Unknown Source)

at java.lang.ClassLoader.loadClass(Unknown Source)

... 12 more

--- END ERROR REPORT f60891dc ----------

Error Log: