MCForge is missing a class?

CupOfTea · December 20, 2012

I tried to install MCForge today, and it crashed. Looking at the crash log, it says class akw is missing, but on another line, it says there is a duplicate method name&signature in class file akw.

*** MagicMinecraftLauncher 1.0.0 ***

Disable inactive mods

2012-12-19 21:27:22 [iNFO] [ForgeModLoader] Forge Mod Loader version 4.5.21.486 for Minecraft 1.4.5 loading

2012-12-19 21:27:23 [iNFO] [sTDOUT] Adding Accesstransformer map: codechickencore_at.cfg

2012-12-19 21:27:23 [iNFO] [sTDOUT] Adding Accesstransformer map: nei_at.cfg

2012-12-19 21:27:24 [iNFO] [sTDOUT] Inserted super call into avs.c

2012-12-19 21:27:24 [iNFO] [sTDOUT] auy was overriden from NotEnoughItems 1.4.3.4.jar

2012-12-19 21:27:25 [iNFO] [sTDOUT] Generated BlockMobSpawner helper method.

2012-12-19 21:27:25 [iNFO] [sTDOUT] FMLRelauncher.relaunchApplet

2012-12-19 21:27:25 [iNFO] [sTDERR] java.lang.reflect.InvocationTargetException

2012-12-19 21:27:25 [iNFO] [sTDERR] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

2012-12-19 21:27:25 [iNFO] [sTDERR] at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

2012-12-19 21:27:25 [iNFO] [sTDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

2012-12-19 21:27:25 [iNFO] [sTDERR] at java.lang.reflect.Method.invoke(Unknown Source)

2012-12-19 21:27:25 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.relaunchApplet(FMLRelauncher.java:230)

2012-12-19 21:27:25 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.appletEntry(FMLRelauncher.java:212)

2012-12-19 21:27:25 [iNFO] [sTDERR] at net.minecraft.client.MinecraftApplet.init(MinecraftApplet.java:28)

2012-12-19 21:27:25 [iNFO] [sTDERR] at net.minecraft.client.Minecraft.fmlReentry(Minecraft.java:2331)

2012-12-19 21:27:25 [iNFO] [sTDERR] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

2012-12-19 21:27:25 [iNFO] [sTDERR] at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

2012-12-19 21:27:25 [iNFO] [sTDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

2012-12-19 21:27:25 [iNFO] [sTDERR] at java.lang.reflect.Method.invoke(Unknown Source)

2012-12-19 21:27:25 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.relaunchClient(FMLRelauncher.java:111)

2012-12-19 21:27:25 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.FMLRelauncher.handleClientRelaunch(FMLRelauncher.java:26)

2012-12-19 21:27:25 [iNFO] [sTDERR] at net.minecraft.client.Minecraft.main(Minecraft.java:2240)

2012-12-19 21:27:25 [iNFO] [sTDERR] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

2012-12-19 21:27:25 [iNFO] [sTDERR] at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)

2012-12-19 21:27:25 [iNFO] [sTDERR] at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)

2012-12-19 21:27:25 [iNFO] [sTDERR] at java.lang.reflect.Method.invoke(Unknown Source)

2012-12-19 21:27:25 [iNFO] [sTDERR] at magic.launcher.Launcher.main(Unknown Source)

2012-12-19 21:27:25 [iNFO] [sTDERR] Caused by: java.lang.NoClassDefFoundError: akw

2012-12-19 21:27:25 [iNFO] [sTDERR] at amj.<clinit>(Block.java:116)

2012-12-19 21:27:25 [iNFO] [sTDERR] at bdb.<init>(TextureWaterFX.java:25)

2012-12-19 21:27:25 [iNFO] [sTDERR] at net.minecraft.client.Minecraft.<init>(Minecraft.java:269)

2012-12-19 21:27:25 [iNFO] [sTDERR] at asi.<init>(SourceFile:36)

2012-12-19 21:27:25 [iNFO] [sTDERR] at net.minecraft.client.MinecraftApplet.fmlInitReentry(MinecraftApplet.java:35)

2012-12-19 21:27:25 [iNFO] [sTDERR] ... 20 more

2012-12-19 21:27:25 [iNFO] [sTDERR] Caused by: java.lang.ClassNotFoundException: akw

2012-12-19 21:27:25 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:141)

2012-12-19 21:27:25 [iNFO] [sTDERR] at java.lang.ClassLoader.loadClass(Unknown Source)

2012-12-19 21:27:25 [iNFO] [sTDERR] ... 25 more

2012-12-19 21:27:25 [iNFO] [sTDERR] Caused by: java.lang.ClassFormatError: Duplicate method name&signature in class file akw

2012-12-19 21:27:25 [iNFO] [sTDERR] at java.lang.ClassLoader.defineClass1(Native Method)

2012-12-19 21:27:25 [iNFO] [sTDERR] at java.lang.ClassLoader.defineClass(Unknown Source)

2012-12-19 21:27:25 [iNFO] [sTDERR] at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:134)

2012-12-19 21:27:25 [iNFO] [sTDERR] ... 27 more