java.lang.NoClassDefFoundError

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    • java.lang.NoClassDefFoundError: Lnet/minecraftforge/common/Configuration; at java.lang.Class.getDeclaredFields0(Native Method) at java.lang.Class.privateGetDeclaredFields(Class.java:2499) at java.lang.Class.getDeclaredField(Class.java:1951) at cpw.mods.fml.common.ProxyInjector.inject(ProxyInjector.java:43) at cpw.mods.fml.common.FMLModContainer.constructMod(FMLModContainer.java:492) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74) at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:47) 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:208) at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:187) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74) at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:47) 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:118) at cpw.mods.fml.common.Loader.loadMods(Loader.java:491) at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:204) at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:467) at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:815) at net.minecraft.client.main.Main.main(SourceFile:103) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:606) at net.minecraft.launchwrapper.Launch.launch(Launch.java:134) at net.minecraft.launchwrapper.Launch.main(Launch.java:28) Caused by: java.lang.ClassNotFoundException: net.minecraftforge.common.Configuration at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:188) at java.lang.ClassLoader.loadClass(ClassLoader.java:425) at java.lang.ClassLoader.loadClass(ClassLoader.java:358) ... 37 more Caused by: java.lang.NullPointerException at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:180) ... 39 more

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