Minecraft serveur FTB lite

Bonjour tous le monde , j'ai un énorme soucis avec un de mes serveur : Voila j'ai voulus installé le mod pack FTB lite et voila ce que sa marque :


[spoiler=]---- Minecraft Crash Report ----
// Oops.

Time: 6/1/13 12:27 PM
Description: Exception in server tick loop

cpw.mods.fml.common.LoaderException: java.lang.NoClassDefFoundError: ayp
at cpw.mods.fml.common.LoadController.transition(LoadController.java:130)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:506)
at cpw.mods.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:86)
at cpw.mods.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:351)
at ho.c(DedicatedServer.java:64)
at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:458)
at fy.run(SourceFile:849)
Caused by: java.lang.NoClassDefFoundError: ayp
at invtweaks.forge.InvTweaksMod.preInit(InvTweaksMod.java:41)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:601)
at cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:487)
at sun.reflect.GeneratedMethodAccessor1.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:601)
at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:69)
at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:317)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:300)
at com.google.common.eventbus.EventBus.post(EventBus.java:268)
at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:153)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:601)
at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:69)
at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:317)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:300)
at com.google.common.eventbus.EventBus.post(EventBus.java:268)
at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:86)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:505)
... 5 more
Caused by: java.lang.ClassNotFoundException: ayp
at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:185)
at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
... 31 more
Caused by: java.lang.RuntimeException: Attempted to load class ayp for invalid side SERVER
at cpw.mods.fml.common.asm.transformers.SideTransformer.transform(SideTransformer.java:38)
at cpw.mods.fml.relauncher.RelaunchClassLoader.runTransformers(RelaunchClassLoader.java:228)
at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:173)
... 33 more


A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- System Details --
Details:
Minecraft Version: 1.4.7
Operating System: Linux (amd64) version 2.6.38.3-mc
Java Version: 1.7.0_03, Oracle Corporation
Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 189524016 bytes (180 MB) / 259522560 bytes (247 MB) up to 33519566848 bytes (31966 MB)
JVM Flags: 5 total; -Xms256M -Xmx32000M -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+CMSIncrementalPacing
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Suspicious classes: FML and Forge are installed
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP v7.26a FML v4.7.35.556 Minecraft Forge 6.6.2.534 47 mods loaded, 47 mods active
mcp [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized
FML [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized
Forge [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized
CodeChickenCore [CodeChicken Core] (coremods) Unloaded->Constructed->Pre-initialized
MiscPeripheralsASM [MiscPeripherals ASM] (coremods) Unloaded->Constructed->Pre-initialized
NotEnoughItems [Not Enough Items] (coremods) Unloaded->Constructed->Pre-initialized
ComputerCraft [ComputerCraft] (ComputerCraft.zip) Unloaded->Constructed->Pre-initialized
CCTurtle [ComputerCraft Turtles] (ComputerCraft.zip) Unloaded->Constructed->Pre-initialized
MiscPeripherals [MiscPeripherals] (MiscPeripherals.jar) Unloaded->Constructed->Pre-initialized
BuildCraft|Core [BuildCraft] (BuildCraft.jar) Unloaded->Constructed->Pre-initialized
CoFHCore [CoFH Core] (CoFHCore.zip) Unloaded->Constructed->Pre-initialized
ThermalExpansion [Thermal Expansion] (ThermalExpansion.zip) Unloaded->Constructed->Pre-initialized
IC2 [IndustrialCraft 2] (IndustrialCraft2.jar) Unloaded->Constructed->Pre-initialized
AdvancedMachines [IC2 Advanced Machines Addon] (AdvancedMachines.zip) Unloaded->Constructed->Pre-initialized
BuildCraft|Builders [BC Builders] (BuildCraft.jar) Unloaded->Constructed->Pre-initialized
BuildCraft|Energy [BC Energy] (BuildCraft.jar) Unloaded->Constructed->Pre-initialized
BuildCraft|Factory [BC Factory] (BuildCraft.jar) Unloaded->Constructed->Pre-initialized
BuildCraft|Transport [BC Transport] (BuildCraft.jar) Unloaded->Constructed->Pre-initialized
BuildCraft|Silicon [BC Silicon] (BuildCraft.jar) Unloaded->Constructed->Pre-initialized
ChargePads [Charge Pads] (ChargePads.zip) Unloaded->Constructed->Pre-initialized
ChickenChunks [ChickenChunks] (ChickenChunks.jar) Unloaded->Constructed->Pre-initialized
CompactSolars [Compact Solar Arrays] (CompactSolars.zip) Unloaded->Constructed->Pre-initialized
EE3 [Equivalent Exchange 3] (EE3.jar) Unloaded->Constructed->Pre-initialized
Forestry [Forestry for Minecraft] (Forestry.jar) Unloaded->Constructed->Pre-initialized
inventorytweaks_forge [Inventory Tweaks (Forge)] (InvTweaks.jar) Unloaded->Constructed->Errored
IronChest [Iron Chest] (IronChest.zip) Unloaded->Constructed->Pre-initialized
NEIPlugins [NEI Plugins] (NEI-Plugins.jar) Unloaded->Constructed->Pre-initialized
ObsidiPlates [Obsidian Pressure Plates] (ObsidiPlates.zip) Unloaded->Constructed->Pre-initialized
PortalGun [Portal Gun] (PortalGun.zip) Unloaded->Constructed->Pre-initialized
Railcraft [Railcraft] (Railcraft.jar) Unloaded->Constructed->Pre-initialized
RedPowerCore [RedPower] (RedPowerCore.zip) Unloaded->Constructed->Pre-initialized
RedPowerBase [RP Base] (RedPowerCore.zip) Unloaded->Constructed->Pre-initialized
RedPowerMachine [RP Machine] (RedPowerMechanical.zip) Unloaded->Constructed->Pre-initialized
RedPowerCompat [RP Compat] (RedPowerCompat.zip) Unloaded->Constructed->Pre-initialized
RedPowerWiring [RP Wiring] (RedPowerDigital.zip) Unloaded->Constructed->Pre-initialized
RedPowerLogic [RP Logic] (RedPowerDigital.zip) Unloaded->Constructed->Pre-initialized
RedPowerLighting [RP Lighting] (RedPowerDigital.zip) Unloaded->Constructed->Pre-initialized
RedPowerWorld [RP World] (RedPowerMechanical.zip) Unloaded->Constructed->Pre-initialized
RedPowerControl [RP Control] (RedPowerMechanical.zip) Unloaded->Constructed->Pre-initialized
StevesCarts [Steve's Carts] (StevesCarts.zip) Unloaded->Constructed->Pre-initialized
Thaumcraft [Thaumcraft] (Thaumcraft.zip) Unloaded->Constructed->Pre-initialized
ThermalExpansion|Factory [Factory] (ThermalExpansion.zip) Unloaded->Constructed->Pre-initialized
ThermalExpansion|Energy [Energy] (ThermalExpansion.zip) Unloaded->Constructed->Pre-initialized
ThermalExpansion|Transport [Transport] (ThermalExpansion.zip) Unloaded->Constructed->Pre-initialized
WR-CBE|Core [WR-CBE Core] (WRCBE-Core.jar) Unloaded->Constructed->Pre-initialized
WR-CBE|Addons [WR-CBE Addons] (WRCBE-Addons.jar) Unloaded->Constructed->Pre-initialized
WR-CBE|RedPower [WR-CBE RedPower] (WRCBE-RedPower.jar) Unloaded->Constructed->Pre-initialized
Profiler Position: N/A (disabled)
Is Modded: Definitely; Server brand changed to 'forge,fml'
Type: Dedicated Server (map_server.txt)/spoiler