Basically I am sure I am doing everything right but when ever I load Minecraft I get this error report.
2 mods loaded
Minecraft Forge 3.3.7.135
FML v2.2.48.135
Forge Mod Loader version 2.2.48.135 for Minecraft 1.2.5
mod_MinecraftForge : Loaded (minecraft.jar)
mod_ModLoaderMp : Loaded (minecraft.jar)
Minecraft has crashed!
----------------------
Minecraft has stopped running because it encountered a problem.
--- BEGIN ERROR REPORT 5d60e10f --------
Generated 6/17/12 2:15 PM
Minecraft: Minecraft 1.2.5
OS: Mac OS X (x86_64) version 10.6.8
Java: 1.6.0_29, Apple Inc.
VM: Java HotSpot 64-Bit Server VM (mixed mode), Apple Inc.
LWJGL: 2.4.2
OpenGL: ATI Radeon HD 4670 OpenGL Engine version 2.1 ATI-1.6.36, ATI Technologies Inc.
cpw.mods.fml.common.LoaderException: cpw.mods.fml.common.LoaderException: java.lang.NoClassDefFoundError: twilightforest-1-1/mod_TwilightForest (wrong name: mod_TwilightForest)
at cpw.mods.fml.common.Loader.load(Loader.java:436)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:592)
at cpw.mods.fml.client.FMLClientHandler.onPreLoad(FMLClientHandler.java:193)
at net.minecraft.client.Minecraft.a(Minecraft.java:383)
at net.minecraft.client.Minecraft.run(Minecraft.java:735)
at java.lang.Thread.run(Thread.java:680)
Caused by: cpw.mods.fml.common.LoaderException: java.lang.NoClassDefFoundError: twilightforest-1-1/mod_TwilightForest (wrong name: mod_TwilightForest)
at cpw.mods.fml.common.Loader.loadModClass(Loader.java:527)
at cpw.mods.fml.common.Loader.attemptFileLoad(Loader.java:561)
at cpw.mods.fml.common.Loader.load(Loader.java:419)
... 5 more
Caused by: java.lang.NoClassDefFoundError: twilightforest-1-1/mod_TwilightForest (wrong name: mod_TwilightForest)
at java.lang.ClassLoader.defineClass1(Native Method)
at java.lang.ClassLoader.defineClassCond(ClassLoader.java:631)
at java.lang.ClassLoader.defineClass(ClassLoader.java:615)
at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:141)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:283)
at java.net.URLClassLoader.access$000(URLClassLoader.java:58)
at java.net.URLClassLoader$1.run(URLClassLoader.java:197)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:190)
at java.lang.ClassLoader.loadClass(ClassLoader.java:306)
at java.lang.ClassLoader.loadClass(ClassLoader.java:295)
at java.lang.ClassLoader.loadClass(ClassLoader.java:247)
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:247)
at cpw.mods.fml.common.Loader.loadModClass(Loader.java:494)
... 7 more
--- END ERROR REPORT e1488655 ----------