Crash-report ftb ultimate

---- Minecraft Crash Report ----
// Shall we play a game?

Time: 23/12/13 14:30
Description: Unexpected error

java.lang.ClassFormatError: Illegal constant pool index 1024 for method signature in class file sun/reflect/UnsafeFloatFieldAccessorImpl
	at sun.reflect.UnsafeFieldAccessorFactory.newFieldAccessor(Unknown Source)
	at sun.reflect.ReflectionFactory.newFieldAccessor(Unknown Source)
	at java.lang.reflect.Field.acquireFieldAccessor(Unknown Source)
	at java.lang.reflect.Field.getFieldAccessor(Unknown Source)
	at java.lang.reflect.Field.get(Unknown Source)
	at cpw.mods.fml.relauncher.ReflectionHelper.getPrivateValue(ReflectionHelper.java:110)
	at cpw.mods.fml.common.ObfuscationReflectionHelper.getPrivateValue(ObfuscationReflectionHelper.java:51)
	at portalgun.client.core.TickHandlerClient.preRenderTick(TickHandlerClient.java:515)
	at portalgun.client.core.TickHandlerClient.tickStart(TickHandlerClient.java:68)
	at cpw.mods.fml.common.SingleIntervalHandler.tickStart(SingleIntervalHandler.java:16)
	at cpw.mods.fml.common.FMLCommonHandler.tickStart(FMLCommonHandler.java:120)
	at cpw.mods.fml.common.FMLCommonHandler.onRenderTickStart(FMLCommonHandler.java:373)
	at net.minecraft.client.Minecraft.J(Minecraft.java:882)
	at net.minecraft.client.Minecraft.run(Minecraft.java:773)
	at java.lang.Thread.run(Unknown Source)


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

-- Head --
Stacktrace:
	at sun.reflect.UnsafeFieldAccessorFactory.newFieldAccessor(Unknown Source)
	at sun.reflect.ReflectionFactory.newFieldAccessor(Unknown Source)
	at java.lang.reflect.Field.acquireFieldAccessor(Unknown Source)
	at java.lang.reflect.Field.getFieldAccessor(Unknown Source)
	at java.lang.reflect.Field.get(Unknown Source)
	at cpw.mods.fml.relauncher.ReflectionHelper.getPrivateValue(ReflectionHelper.java:110)
	at cpw.mods.fml.common.ObfuscationReflectionHelper.getPrivateValue(ObfuscationReflectionHelper.java:51)
	at portalgun.client.core.TickHandlerClient.preRenderTick(TickHandlerClient.java:515)
	at portalgun.client.core.TickHandlerClient.tickStart(TickHandlerClient.java:68)
	at cpw.mods.fml.common.SingleIntervalHandler.tickStart(SingleIntervalHandler.java:16)
	at cpw.mods.fml.common.FMLCommonHandler.tickStart(FMLCommonHandler.java:120)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [ays['KingOuzo'/2974689, l='MpServer', x=9987894,70, y=81,64, z=14990627,57]]
	Chunk stats: MultiplayerChunkCache: 5
	Level seed: 0
	Level generator: ID 00 - default, ver 1. Features enabled: false
	Level generator options:
	Level spawn location: World: (10000011,99,15001453), Chunk: (at 11,6,13 in 625000,937590; contains blocks 10000000,0,15001440 to 10000015,255,15001455), Region: (19531,29299; contains chunks 624992,937568 to 625023,937599, blocks 9999872,0,15001088 to 10000383,255,15001599)
	Level time: 46758363 game time, 60076551 day time
	Level dimension: 0
	Level storage version: 0x00000 - Unknown?
	Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
	Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
	Forced entities: 29 total; [ays['KingOuzo'/2974689, l='MpServer', x=9987894,70, y=81,64, z=14990627,57], pe['Sheep'/2974693, l='MpServer', x=9987893,47, y=76,00, z=14990644,38], pd['Pig'/2974692, l='MpServer', x=9987891,03, y=74,00, z=14990623,06], pd['Pig'/2974695, l='MpServer', x=9987886,81, y=74,00, z=14990647,59], pe['Sheep'/2974694, l='MpServer', x=9987894,47, y=71,00, z=14990655,47], pd['Pig'/2974691, l='MpServer', x=9987874,91, y=70,00, z=14990632,31], pd['Pig'/2974690, l='MpServer', x=9987876,44, y=72,00, z=14990633,22], qc['Creeper'/2974701, l='MpServer', x=9987867,56, y=66,00, z=14990635,31], pe['Sheep'/2974700, l='MpServer', x=9987865,63, y=69,00, z=14990638,31], pe['Sheep'/2974703, l='MpServer', x=9987881,47, y=75,00, z=14990666,53], qd['Enderman'/2974702, l='MpServer', x=9987874,63, y=15,00, z=14990666,69], pe['Sheep'/2974697, l='MpServer', x=9987872,97, y=76,00, z=14990640,47], pe['Sheep'/2974696, l='MpServer', x=9987879,13, y=76,00, z=14990651,06], pd['Pig'/2974699, l='MpServer', x=9987908,03, y=77,00, z=14990613,94], pd['Pig'/2974698, l='MpServer', x=9987881,50, y=75,00, z=14990608,31], qp['Spider'/2974708, l='MpServer', x=9987930,00, y=20,00, z=14990607,00], px['item.tile.extrabiomes.sapling.3'/2974709, l='MpServer', x=9987950,72, y=84,63, z=14990637,50], oz['Cow'/2974710, l='MpServer', x=9987886,06, y=71,00, z=14990675,78], oz['Cow'/2974727, l='MpServer', x=9987958,00, y=79,00, z=14990574,00], oz['Cow'/2974711, l='MpServer', x=9987884,91, y=72,00, z=14990673,44], oz['Cow'/2974704, l='MpServer', x=9987875,63, y=78,00, z=14990659,53], oz['Cow'/2974705, l='MpServer', x=9987885,47, y=77,00, z=14990667,06], pe['Sheep'/2974706, l='MpServer', x=9987871,44, y=81,00, z=14990653,34], pd['Pig'/2974707, l='MpServer', x=9987870,47, y=67,00, z=14990610,50], oz['Cow'/2974728, l='MpServer', x=9987956,00, y=79,00, z=14990574,00], pe['Sheep'/2974712, l='MpServer', x=9987877,59, y=75,00, z=14990672,34], oz['Cow'/2974729, l='MpServer', x=9987956,00, y=75,00, z=14990574,00], qp['Spider'/2974713, l='MpServer', x=9987848,00, y=64,00, z=14990655,00], px['item.tile.extrabiomes.sapling.3'/2974714, l='MpServer', x=9987953,56, y=82,69, z=14990635,78]]
	Retry entities: 0 total; []
Stacktrace:
	at ayp.a(WorldClient.java:439)
	at net.minecraft.client.Minecraft.b(Minecraft.java:2409)
	at net.minecraft.client.Minecraft.run(Minecraft.java:796)
	at java.lang.Thread.run(Unknown Source)

-- System Details --
Details:
	Minecraft Version: 1.4.7
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_45, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 543111480 bytes (517 MB) / 873463808 bytes (833 MB) up to 2147483648 bytes (2048 MB)
	Mod Pack: CWW256 forgot to change this.
	LiteLoader Mods: 4 loaded mod(s)
          - VoxelPacket version 2.0.2
          - VoxelPlayer version 0.9.6
          - VoxelMenu version 1.4.7_05
          - VoxelMap version 1.0.0
	JVM Flags: 4 total; -Xms256M -Xmx2304M -XX:PermSize=128m -XX:MaxPermSize=512m
	AABB Pool Size: 4625 (259000 bytes; 0 MB) allocated, 4625 (259000 bytes; 0 MB) used
	Suspicious classes: FML and Forge are installed
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	FML:
	mcp [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	FML [Forge Mod Loader] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	Forge [Minecraft Forge] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	CodeChickenCore [CodeChicken Core] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MiscPeripheralsASM [MiscPeripherals ASM] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	NotEnoughItems [Not Enough Items] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	PowerCrystalsCore [PowerCrystals Core] (coremods) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ComputerCraft [ComputerCraft] (computercraft.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	CCTurtle [ComputerCraft Turtles] (computercraft.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BuildCraft|Core [BuildCraft] (buildcraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BuildCraft|Builders [BC Builders] (buildcraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BuildCraft|Energy [BC Energy] (buildcraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BuildCraft|Factory [BC Factory] (buildcraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BuildCraft|Transport [BC Transport] (buildcraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BuildCraft|Silicon [BC Silicon] (buildcraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	factorization [Factorization] (factorization.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ExtrabiomesXL [ExtrabiomesXL] (ExtrabiomesXL-universal-1.4.7-3.11.0.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	Forestry [Forestry for Minecraft] (forestry.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	CoFHCore [CoFH Core] (CoFHCore.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ThermalExpansion [Thermal Expansion] (thermalexpansion.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	OmniTools [OmniTools] (omnitools.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	IC2 [IndustrialCraft 2] (IC2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	Railcraft [Railcraft] (railcraft.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerCore [RedPower] (redpowercore.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerBase [RP Base] (redpowercore.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerMachine [RP Machine] (redpowermechanical.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerCompat [RP Compat] (redpowercompat.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerWiring [RP Wiring] (redpowerdigital.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerLogic [RP Logic] (redpowerdigital.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerLighting [RP Lighting] (redpowerdigital.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerWorld [RP World] (redpowermechanical.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	RedPowerControl [RP Control] (redpowermechanical.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ThermalExpansion|Factory [Factory] (thermalexpansion.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ThermalExpansion|Energy [Energy] (thermalexpansion.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ThermalExpansion|Transport [Transport] (thermalexpansion.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ImmibisCore [Immibis Core] (immibis-core-52.4.6.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	Tubestuff [Tubestuff] (tubestuff.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	TwilightForest [The Twilight Forest] (TwilightForest.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	XyCraft [§3XyCraft] (xycraft.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	GregTech_Addon [GregTech-Addon] (GregTech.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MiscPeripherals [MiscPeripherals] (miscperipherals-3.1c.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	AdvancedMachines [IC2 Advanced Machines Addon] (advancedmachines.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	AdvancedSolarPanel [Advanced Solar Panels] (advancedsolarpanel.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	AppliedEnergistics [Applied Energistics] (AppliedEnergistics.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BiblioCraft [BiblioCraft] (BiblioCraft.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ChargePads [Charge Pads] (ChargePads.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ChickenChunks [ChickenChunks] (ChickenChunks 1.3.1.2.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	EE3 [Equivalent Exchange 3] (ee3.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	EnderStorage [EnderStorage] (EnderStorage.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	BinnieCore [Binnie Core] (extrabees-1.5.0.6b.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ExtraBees [Extra Bees] (extrabees-1.5.0.6b.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	factorization.misc [Factorization Miscellaneous Nonsense] (factorization.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	factorization.dimensionalSlice [Factorization Dimensional Slices] (factorization.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	FlatBedrock [FlatBedrock] (FlatBedrock.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ForgeIRC [ForgeIRC] (forgeirc.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	GraviGun [GraviGun] (GraviGun.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	GraviSuite [Gravitation Suite] (gravisuite.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	IC2NuclearControl [Nuclear Control] (IC2NuclearControl.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	mod_InvTweaks [Inventory Tweaks] (InvTweaks.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	IronChest [Iron Chest] (IronChest.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded [Minefactory Reloaded] (MineFactoryReloaded.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatExtraBiomes [MFR Compat: ExtraBiomes] (MineFactoryReloaded.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatForestry [MFR Compat: Forestry] (MineFactoryReloaded.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatIC2 [MFR Compat: IC2] (MineFactoryReloaded.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatPams [MFR Compat: Pam's Mods] (MineFactoryReloaded.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatRP2 [MFR Compat: RP2] (MineFactoryReloaded.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	SoulShards [SoulShards] (soulshards.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatSoulShards [MFR Compat: Soul Shards] (MineFactoryReloaded.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatSufficientBiomes [MFR Compat: Sufficient Biomes] (MineFactoryReloaded.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	Thaumcraft [Thaumcraft] (Thaumcraft.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatThaumcraft [MFR Compat: Thaumcraft] (MineFactoryReloaded.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatTwilightForest [MFR Compat: TwilightForest] (MineFactoryReloaded.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatVanilla [MFR Compat: Vanilla] (MineFactoryReloaded.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	XyCraftWorld [§2XyCraft World] (xycraft.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	MFReloaded|CompatXyCraft [MFR Compat: XyCraft] (MineFactoryReloaded.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ModularForceFieldSystem [Modular ForceField System V2] (modularforcefieldsystem.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	mmmPowersuits [MachineMuse's Modular Powersuits] (ModularPowersuits.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	Mystcraft [Mystcraft] (mystcraft.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	NEIPlugins [NEI Plugins] (neiplugins.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	NetherOres [Nether Ores] (NetherOres.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ObsidiPlates [Obsidian Pressure Plates] (obsidiplates.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	drceph.petrogen [Petroleum Generator] (petrogen.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	PortalGun [Portal Gun] (PortalGun.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	PowerConverters [Power Converters] (PowerConverters.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	SecretRoomsMod [SecretRoomsMod] (secretroomsmod.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	StevesCarts [Steve's Carts] (StevesCarts.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	ThaumicBees [ThaumicBees] (thaumicbees.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	WR-CBE|Core [WR-CBE Core] (wirelessredstonecore.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	WR-CBE|Addons [WR-CBE Addons] (wirelessredstoneaddons.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	WR-CBE|RedPower [WR-CBE RedPower] (wirelessredstoneredpower.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	XReliquary [Xeno's Reliquary] (XReliquary.jar) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	XyCraftMachines [§9XyCraft Machines] (xycraft.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	NEI-Mystcraft-Plugin [NEI Mystcraft Plugin] (neipluginMyst.zip) Unloaded->Constructed->Pre-initialized->Initialized->Post-initialized->Available
	LWJGL: 2.4.2
	OpenGL: ATI Mobility Radeon HD 5430 GL version 3.2.9232, ATI Technologies Inc.
	Is Modded: Definitely; Client brand changed to 'forge,fml'
	Type: Client (map_client.txt)
	Texture Pack: Default
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used