Errorminecraft

---- Minecraft Crash Report ----
// Why is it breaking :(

Time: 9/03/13 09:25 PM
Description: Exception in server tick loop

java.lang.NoClassDefFoundError: org/lwjgl/input/Keyboard
	at com.heuristix.TheGunMod.<clinit>(TheGunMod.java:61)
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Unknown Source)
	at cpw.mods.fml.common.FMLModContainer.constructMod(FMLModContainer.java:416)
	at sun.reflect.GeneratedMethodAccessor3.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: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:140)
	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: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:83)
	at cpw.mods.fml.common.Loader.loadMods(Loader.java:479)
	at cpw.mods.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:86)
	at cpw.mods.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:345)
	at ho.c(DedicatedServer.java:64)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:458)
	at fy.run(SourceFile:849)
Caused by: java.lang.ClassNotFoundException: org.lwjgl.input.Keyboard
	at java.net.URLClassLoader$1.run(Unknown Source)
	at java.net.URLClassLoader$1.run(Unknown Source)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:95)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	at java.lang.ClassLoader.loadClass(Unknown Source)
	... 29 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: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_17, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 1959392392 bytes (1868 MB) / 2058027008 bytes (1962 MB) up to 3817799680 bytes (3640 MB)
	JVM Flags: 2 total; -Xmx4096M -Xms2048M
	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 v7.26 FML v4.7.4.520 Minecraft Forge 6.6.0.497 23 mods loaded, 23 mods active
	mcp [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed
	FML [Forge Mod Loader] (coremods) Unloaded->Constructed
	Forge [Minecraft Forge] (coremods) Unloaded->Constructed
	TreeCapitator [TreeCapitator] ([1.4.6]TreeCapitator.Forge.1.4.6.r06.Uni.CoreMod.jar) Unloaded->Constructed
	Backpack [Backpack] (backpack-latest.zip) Unloaded->Constructed
	GW_DungeonMobs [Dungeon Mobs] (Dungeon Mobs v1.11.3.zip) Unloaded->Constructed
	Farlanders [The Farlanders] (Farlanders_v0.7b.zip) Unloaded->Constructed
	LegendaryBeasts [Legendary Beasts] (Forge_LegendaryBeastsAlpha1.4.6.0.zip) Unloaded->Constructed
	mod_Invasion [Invasion] (invasion_mod universal 0.11.5.zip) Unloaded->Constructed
	More Pistons [More Pistons] (More Pistons v1.2.4 for [1.4.7].zip) Unloaded->Constructed
	PortalGun [Portal Gun] (PortalGun1.4.7v4.zip) Unloaded->Constructed
	RedPowerCore [RedPower] (RedPowerCore-2.0pr6.zip) Unloaded->Constructed
	RedPowerBase [RP Base] (RedPowerCore-2.0pr6.zip) Unloaded->Constructed
	RedPowerMachine [RP Machine] (RedPowerMechanical-2.0pr6.zip) Unloaded->Constructed
	RedPowerCompat [RP Compat] (RedPowerCompat-2.0pr6.zip) Unloaded->Constructed
	RedPowerWiring [RP Wiring] (RedPowerDigital-2.0pr6.zip) Unloaded->Constructed
	RedPowerLogic [RP Logic] (RedPowerDigital-2.0pr6.zip) Unloaded->Constructed
	RedPowerLighting [RP Lighting] (RedPowerDigital-2.0pr6.zip) Unloaded->Constructed
	RedPowerWorld [RP World] (RedPowerMechanical-2.0pr6.zip) Unloaded->Constructed
	RedPowerControl [RP Control] (RedPowerMechanical-2.0pr6.zip) Unloaded->Constructed
	StevesCarts [Steve's Carts] (StevesCarts2.0.0.a54.zip) Unloaded->Constructed
	TheGunMod [TheGunMod] (TheGunMod-1.4.7-2.0.3.jar) Unloaded
	TwilightForest [The Twilight Forest] (twilightforest-1.15.4.zip) Unloaded
	Profiler Position: N/A (disabled)
	Is Modded: Definitely; Server brand changed to 'fml'
	Type: Dedicated Server (map_server.txt)