[INFO] Starting minecraft server version 1.6.4
2014-01-04 10:26:23 [INFO] Loading properties
2014-01-04 10:26:23 [INFO] Default game type: SURVIVAL
2014-01-04 10:26:23 [INFO] Generating keypair
2014-01-04 10:26:23 [INFO] Starting Minecraft server on *:25565
2014-01-04 10:26:30 [SEVERE] Encountered an unexpected exception LoaderException
cpw.mods.fml.common.LoaderException: java.lang.NoSuchMethodError: net.minecraft.item.Item.func_77633_a(ILnet/minecraft/creativetab/CreativeTabs;Ljava/util/List;)V
	at cpw.mods.fml.common.LoadController.transition(LoadController.java:156)
	at cpw.mods.fml.common.Loader.initializeMods(Loader.java:700)
	at cpw.mods.fml.server.FMLServerHandler.finishServerLoading(FMLServerHandler.java:107)
	at cpw.mods.fml.common.FMLCommonHandler.onServerStarted(FMLCommonHandler.java:355)
	at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:142)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:445)
	at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:583)
Caused by: java.lang.NoSuchMethodError: net.minecraft.item.Item.func_77633_a(ILnet/minecraft/creativetab/CreativeTabs;Ljava/util/List;)V
	at mod.multiply.Multiply.load(Multiply.java:116)
	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 cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:545)
	at sun.reflect.GeneratedMethodAccessor1.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:313)
	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:201)
	at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:181)
	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:313)
	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:112)
	at cpw.mods.fml.common.Loader.initializeMods(Loader.java:699)
	... 5 more
2014-01-04 10:26:30 [SEVERE] This crash report has been saved to: C:\Users\Blaise Nugent\Desktop\FTB DW20 SERVER\.\crash-reports\crash-2014-01-04_10.26.30-server.txt