Tekkit Server wont launch

[EloneX]

I downloaded the latest files from the tekkit website and it doesn't want to launch without a "severe" crash

---- Minecraft Crash Report ----

// Ooh. Shiny.

Time: 18/09/13 21:22

Description: Exception in server tick loop

java.lang.NoClassDefFoundError: scala/Function1

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.newInstance(Unknown Source)

at cpw.mods.fml.common.network.NetworkModHandler.tryCreatingPacketHandler(NetworkModHandler.java:192)

at cpw.mods.fml.common.network.NetworkModHandler.configureNetworkMod(NetworkModHandler.java:140)

at cpw.mods.fml.common.network.NetworkModHandler.<init>(NetworkModHandler.java:99)

at cpw.mods.fml.common.network.FMLNetworkHandler.registerNetworkMod(FMLNetworkHandler.java:262)

at cpw.mods.fml.common.FMLModContainer.constructMod(FMLModContainer.java:465)

at sun.reflect.GeneratedMethodAccessor2.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

at java.lang.reflect.Method.invoke(Unknown Source)

at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74)

at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)

at com.google.common.eventbus.EventBus.dispatch(EventBus.java:314)

at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:296)

at com.google.common.eventbus.EventBus.post(EventBus.java:267)

at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:192)

at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:172)

at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

at java.lang.reflect.Method.invoke(Unknown Source)

at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74)

at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)

at com.google.common.eventbus.EventBus.dispatch(EventBus.java:314)

at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:296)

at com.google.common.eventbus.EventBus.post(EventBus.java:267)

at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:103)

at cpw.mods.fml.common.Loader.loadMods(Loader.java:504)

at cpw.mods.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:85)

at cpw.mods.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:350)

at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:69)

at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:431)

at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:573)

Caused by: java.lang.ClassNotFoundException: scala.Function1

at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:238)

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

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

... 35 more

Caused by: java.lang.NullPointerException

at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:227)

... 37 more

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

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

-- System Details --

Details:

Minecraft Version: 1.5.2

Operating System: Windows 7 (amd64) version 6.1

Java Version: 1.7.0_25, Oracle Corporation

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

Memory: 2339370216 bytes (2230 MB) / 2415984640 bytes (2304 MB) up to 2863333376 bytes (2730 MB)

JVM Flags: 2 total; -Xmx3G -Xms2G

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 v7.51 FML v5.2.23.737 Minecraft Forge 7.8.1.737 72 mods loaded, 72 mods active

mcp{7.51} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed

FML{5.2.23.737} [Forge Mod Loader] (coremods) Unloaded->Constructed

Forge{7.8.1.737} [Minecraft Forge] (coremods) Unloaded->Constructed

CodeChickenCore{0.8.7} [CodeChicken Core] (coremods) Unloaded->Constructed

CoFHFramework{1.5.2.5} [CoFH Framework] (coremods) Unloaded->Constructed

ImmibisMicroblocks{55.0.7} [immibis's Microblocks] (coremods) Unloaded->Constructed

NotEnoughItems{1.5.2.28} [Not Enough Items] (coremods) Unloaded->Constructed

PowerCrystalsCore{1.1.6} [PowerCrystals Core] (coremods) Unloaded->Constructed

mod_bspkrsCore{v2.09(1.5.2)} [bspkrsCore] ([1.5.2]bspkrsCorev2.09.zip) Unloaded->Constructed

TreeCapitator{Forge 1.5.2.r14} [TreeCapitator] ([1.5.2]TreeCapitator.Forge.1.5.2.r14.Uni.CoreMod.jar) Unloaded->Constructed

CoFHCore{1.5.2.5} [CoFHCore] (CoFHCore-1.5.2.5.jar) Unloaded->Constructed

CoFHWorld{1.5.2.5} [CoFHWorld] (CoFHCore-1.5.2.5.jar) Unloaded->Constructed

GalacticraftCore{0.1.36} [Galacticraft Core] (Galacticraft-1.5.2-a0.1.36.410.jar) Unloaded->Constructed

ImmibisMicroblocksInstallCheck{55.0.7} [immibis's Microblocks (Checks for incorrect installation, ignore this)] (immibis-microblocks-55.0.7.jar) Unloaded->Constructed

bau5_ProjectBench{1.7.4} [Project Bench] ([1.5.2]ProjectBench-v1.7.5.zip) Unloaded->Constructed

BuildCraft|Core{3.7.1} [buildCraft] (buildcraft-A-3.7.1.jar) Unloaded->Constructed

BuildCraft|Factory{3.7.1} [bC Factory] (buildcraft-A-3.7.1.jar) Unloaded->Constructed

BuildCraft|Transport{3.7.1} [bC Transport] (buildcraft-A-3.7.1.jar) Unloaded->Constructed

BuildCraft|Silicon{3.7.1} [bC Silicon] (buildcraft-A-3.7.1.jar) Unloaded->Constructed

APUnofficial{2.3.1} [Additional Pipes] (AdditionalPipes2.3.1-BC3.7.1.jar) Unloaded->Constructed

AnObsidianPlate{1.0} [An Obsidian Plate] (AnObsidianPlate-v1.1.zip) Unloaded->Constructed

BuildCraft|Builders{3.7.1} [bC Builders] (buildcraft-A-3.7.1.jar) Unloaded->Constructed

BuildCraft|Energy{3.7.1} [bC Energy] (buildcraft-A-3.7.1.jar) Unloaded->Constructed

MineFactoryReloaded{1.5.1R2.6.4} [MineFactory Reloaded] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

ThermalExpansion{2.4.6.0} [Thermal Expansion] (ThermalExpansion-2.4.6.0.jar) Unloaded->Constructed

AppliedEnergistics{rv12.b} [Applied Energistics] (appeng-rv12-b-mc15x.zip) Unloaded->Constructed

AtomicScience{0.6.2} [Atomic Science] (Atomic_Science_v0.6.2.117.jar) Unloaded->Constructed

Backpack{1.12.13} [backpack] (backpack-1.12.13-1.5.2.zip) Unloaded->Constructed

ChickenChunks{1.3.2.12} [ChickenChunks] (ChickenChunks 1.3.2.12.jar) Unloaded->Constructed

ComputerCraft{1.53} [ComputerCraft] (ComputerCraft1.53.zip) Unloaded->Constructed

CCTurtle{1.53} [ComputerCraft Turtles] (ComputerCraft1.53.zip) Unloaded->Constructed

ImmibisCore{55.1.6} [immibis Core] (immibis-core-55.1.6.jar) Unloaded->Constructed

DimensionalAnchors{55.0.3} [Dimensional Anchors] (dimensional-anchor-55.0.3.jar) Unloaded->Constructed

DimDoors{1.5.2R1.4.1RC1} [Dimensional Doors] (DimensionalDoors-1.5.2R1.4.1RC1-194.zip) Unloaded->Constructed

EE3{@VERSION@ (build @BUILD_NUMBER@)} [Equivalent Exchange 3] (EE3-pre1h-TechnicFix.zip) Unloaded->Constructed

EnderStorage{1.4.2.12} [EnderStorage] (EnderStorage 1.4.2.12.jar) Unloaded->Constructed

GregsLighting{1.8.4} [Greg's Lighting] (GregsLighting-1.8.4-mc1.5.1.jar) Unloaded->Constructed

inventorytweaks{1.54b} [inventory Tweaks] (InventoryTweaks-1.54b.jar) Unloaded->Constructed

IronChest{5.2.6.412} [iron Chest] (ironchest-universal-1.5.2-5.2.6.412.zip) Unloaded->Constructed

LogisticsPipes|Main{0.7.3.technic.637} [Logistics Pipes] (LogisticsPipes-MC1.5.2-0.7.3.technic.637.jar) Unloaded->Constructed

MFFS{3.1.0} [Modular Force Field System] (MFFS_v3.1.0.175.jar) Unloaded->Constructed

MineFactoryReloaded|CompatAppliedEnergistics{1.5.1R2.6.4} [MFR Compat: Applied Energistics] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatAtum{1.5.1R2.6.4} [MFR Compat: Atum] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatBackTools{1.5.1R2.6.4} [MFR Compat: BackTools] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatBiomesOPlenty{1.5.1R2.6.4} [MFR Compat: Biomes O' Plenty] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatChococraft{1.5.1R2.6.4} [MFR Compat: Chococraft] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatExtraBiomes{1.5.1R2.6.4} [MFR Compat: ExtraBiomes] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatForestry{1.5.1R2.6.4} [MFR Compat: Forestry] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatForestryPre{1.5.1R2.6.4} [MFR Compat: Forestry (2)] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatIC2{1.5.1R2.6.4} [MFR Compat: IC2] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatMagicalCrops{1.5.1R2.6.4} [MFR Compat: Magical Crops] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

Mystcraft{0.10.5.00} [Mystcraft] (mystcraft-uni-1.5.2-0.10.5.00.zip) Unloaded->Constructed

MineFactoryReloaded|CompatMystcraft{1.5.1R2.6.4} [MFR Compat: Mystcraft] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatPams{1.5.1R2.6.4} [MFR Compat: Pam's Mods] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatRP2{1.5.1R2.6.4} [MFR Compat: RP2] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatSoulShards{1.5.1R2.6.4} [MFR Compat: SoulShards] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatSufficientBiomes{1.5.1R2.6.4} [MFR Compat: Sufficient Biomes] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MFReloaded|CompatThaumcraft{1.5.1R2.6.4} [MFR Compat: Thaumcraft] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatThermalExpansion{1.5.1R2.6.4} [MFR Compat: Thermal Expansion] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatTwilightForest{1.5.1R2.6.4} [MFR Compat: TwilightForest] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatVanilla{1.5.1R2.6.4} [MFR Compat: Vanilla] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

MineFactoryReloaded|CompatXyCraft{1.5.1R2.6.4} [MFR Compat: XyCraft] (MineFactoryReloaded-2.6.4-975.jar) Unloaded->Constructed

mmmPowersuits{0.7.0-534} [MachineMuse's Modular Powersuits] (ModularPowersuits-0.7.0-534.jar) Unloaded

PowersuitAddons{0.2.3-144} [Andrew2448's Modular Powersuits Addon] (MPSA-0.2.3-144_MPS-531+.jar) Unloaded

NetherOres{1.5.1R2.1.5} [Nether Ores] (NetherOres-2.1.5-75.jar) Unloaded

OCS{1.5.2.0} [OpenCCSensors] (OpenCCSensors-1.5.2.0.jar) Unloaded

OpenPeripheral{0.1.9} [OpenPeripheral] (OpenPeripheral-0.1.9.jar) Unloaded

simplepowerstorage{1.5.2R1.0} [simple Power Storage] (SimplePowerStorage-1.0-10.jar) Unloaded

StevesCarts{2.0.0.a122} [steve's Carts] (StevesCarts2.0.0.a122.zip) Unloaded

TradeBoothMod{0.4.2} [Trade Booth Mod] (tradebooth.0.4.2.zip) Unloaded

weaponmod{1.5.2 v1.12.0} [balkon's WeaponMod] (WeaponMod.zip) Unloaded

OmniTools{3.1.6.0} [OmniTools] (OmniTools-3.1.6.0.jar) Unloaded

Profiler Position: N/A (disabled)

Is Modded: Definitely; Server brand changed to 'fml,forge'

Type: Dedicated Server (map_server.txt)