Minecraft Forums

---- Minecraft Crash Report ----
// Surprise! Haha. Well, this is awkward.

Time: 3/28/15 1:26 PM
Description: There was a severe problem during mod loading that has caused the game to fail

cpw.mods.fml.common.LoaderException: java.lang.NoClassDefFoundError: net/minecraftforge/common/config/Configuration
at cpw.mods.fml.common.LoadController.transition(LoadController.java:156)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:523)
at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:183)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:473)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:808)
at net.minecraft.client.main.Main.main(SourceFile:101)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:131)
at net.minecraft.launchwrapper.Launch.main(Launch.java:27)
Caused by: java.lang.NoClassDefFoundError: net/minecraftforge/common/config/Configuration
at com.sirolf2009.necromancy.lib.ConfigurationNecromancy.initProperties(ConfigurationNecromancy.java:30)
at com.sirolf2009.necromancy.Necromancy.preInit(Necromancy.java:82)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:545)
at sun.reflect.GeneratedMethodAccessor3.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
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(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
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.loadMods(Loader.java:522)
... 10 more
Caused by: java.lang.ClassNotFoundException: net.minecraftforge.common.config.Configuration
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:186)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 38 more
Caused by: java.lang.NullPointerException
at org.objectweb.asm.ClassReader.<init>(Unknown Source)
at invtweaks.forge.asm.ContainerTransformer.transform(ContainerTransformer.java:116)
at net.minecraft.launchwrapper.LaunchClassLoader.runTransformers(LaunchClassLoader.java:274)
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:172)
... 40 more

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

-- System Details --
Details:
Minecraft Version: 1.6.4
Operating System: Windows 8.1 (amd64) version 6.3
Java Version: 1.8.0_31, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 471876048 bytes (450 MB) / 714080256 bytes (681 MB) up to 1431830528 bytes (1365 MB)
JVM Flags: 3 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1536m -XX:MaxPermSize=128m
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 v8.11 FML v6.4.49.965 Minecraft Forge 9.11.1.965 Optifine OptiFine_1.6.4_HD_U_D1 33 mods loaded, 33 mods active
mcp{8.09} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed->Pre-initialized
FML{6.4.49.965} [Forge Mod Loader] (modpack.jar) Unloaded->Constructed->Pre-initialized
Forge{9.11.1.965} [Minecraft Forge] (modpack.jar) Unloaded->Constructed->Pre-initialized
CodeChickenCore{0.9.0.9} [CodeChicken Core] (minecraft.jar) Unloaded->Constructed->Pre-initialized
NotEnoughItems{1.6.1.9} [Not Enough Items] (Not-Enough-Items-1.6.4.jar) Unloaded->Constructed->Pre-initialized
bspkrsCore{v5.3(1.6.4)} [bspkrsCore] ([1.6.4]bspkrsCorev5.3 (1).zip) Unloaded->Constructed->Pre-initialized
TreeCapitator{Forge 1.6.4.r06} [Treecapitator] ([1.6.4]TreeCapitator.Forge.1.6.4.r06.Universal.jar) Unloaded->Constructed->Pre-initialized
Backpack{1.27.34} [Backpack] (Backpack.jar) Unloaded->Constructed->Pre-initialized
FLabsBF{4.0} [BetterFurnaces] (BetterFurnaces.zip) Unloaded->Constructed->Pre-initialized
BiblioCraft{1.5.5} [BiblioCraft] (BiblioCraft.zip) Unloaded->Constructed->Pre-initialized
BiblioWoodsNatura{1.1} [BiblioWoods Natura Edition] (BiblioWoods Natura Edition.zip) Unloaded->Constructed->Pre-initialized
CoFHCore{2.0.0.5} [CoFH Core] (CoFHCore-2.0.0.5 (1).jar) Unloaded->Constructed->Pre-initialized
CoFHLoot{2.0.0.5} [CoFH Loot] (CoFHCore-2.0.0.5 (1).jar) Unloaded->Constructed->Pre-initialized
CoFHMasquerade{2.0.0.5} [CoFH Masquerade] (CoFHCore-2.0.0.5 (1).jar) Unloaded->Constructed->Pre-initialized
CoFHSocial{2.0.0.5} [CoFH Social] (CoFHCore-2.0.0.5 (1).jar) Unloaded->Constructed->Pre-initialized
CoFHWorld{2.0.0.5} [CoFH World] (CoFHCore-2.0.0.5 (1).jar) Unloaded->Constructed->Pre-initialized
ExtrabiomesXL{3.15.8} [ExtrabiomesXL] (ExtrabiomesXL-universal-1.6.4-3.15.8 (1).jar) Unloaded->Constructed->Pre-initialized
iChunUtil{2.4.0} [iChunUtil] (util^iChunUtil2.4.0.zip) Unloaded->Constructed->Pre-initialized
GraviGun{2.0.0} [GraviGun] (files^GravityGun2.0.0.zip) Unloaded->Constructed->Pre-initialized
PortalGun{2.0.0} [PortalGun] (filespg^PortalGun2.0.0.zip) Unloaded->Constructed->Pre-initialized
Hats{2.1.8} [Hats] (Hats2.1.8 (1).zip) Unloaded->Constructed->Pre-initialized
inventorytweaks{1.56} [Inventory Tweaks] (InventoryTweaks-MC1.6.2-1.56-b77.jar) Unloaded->Constructed->Pre-initialized
MapWriter{2.0} [MapWriter] (mapwriter-1.6.4-2.0.17.zip) Unloaded->Constructed->Pre-initialized
Morph{0.7.2} [Morph] (Morph-Beta-0.7.2 (1).zip) Unloaded->Constructed->Pre-initialized
necromancy{1.5} [Necromancy] (Necromancy-1.7.2.jar) Unloaded->Constructed->Errored
OreSpawn{164.20} [OreSpawn] (orespawn164v20a (1).zip) Unloaded->Constructed->Pre-initialized
Railcraft{8.4.0.0} [Railcraft] (Railcraft_1.6.4-8.4.0.0.jar) Unloaded->Constructed->Pre-initialized
ForgeMultipart{1.0.0.219} [Forge Multipart] (ForgeMultipart-universal-1.6.4-1.0.0.219.jar) Unloaded->Constructed->Pre-initialized
ThermalExpansion{3.0.0.7} [Thermal Expansion] (ThermalExpansion-3.0.0.7 (1).jar) Unloaded->Constructed->Pre-initialized
simplyjetpacks{0.3.1.1} [Simply Jetpacks] (SimplyJetpacks-0.3.1.1.jar) Unloaded->Constructed->Pre-initialized
weaponmod{1.6.2 v1.13.6} [Balkon's WeaponMod] (WeaponMod (1).zip) Unloaded->Constructed->Pre-initialized
McMultipart{1.0.0.219} [Minecraft Multipart Plugin] (ForgeMultipart-universal-1.6.4-1.0.0.219.jar) Unloaded->Constructed->Pre-initialized
ForgeMicroblock{1.0.0.219} [Forge Microblocks] (ForgeMultipart-universal-1.6.4-1.0.0.219.jar) Unloaded->Constructed->Pre-initialized