Minecraft Forums

---- Minecraft Crash Report ----
// But it works on my machine.

Time: 15-12-20 10:59
Description: There was a severe problem during mod loading that has caused the game to fail

cpw.mods.fml.common.LoaderException: java.lang.NoClassDefFoundError: modconfig/IConfigCategory
at cpw.mods.fml.common.LoadController.transition(LoadController.java:163)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:544)
at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:208)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:480)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:878)
at net.minecraft.client.main.Main.main(SourceFile:148)
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:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
Caused by: java.lang.NoClassDefFoundError: modconfig/IConfigCategory
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:344)
at cpw.mods.fml.common.FMLModContainer.constructMod(FMLModContainer.java:440)
at sun.reflect.GeneratedMethodAccessor4.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.EventSubscriber.handleEvent(EventSubscriber.java:74)
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
at com.google.common.eventbus.EventBus.post(EventBus.java:275)
at cpw.mods.fml.common.LoadController.sendEventToModContainer(LoadController.java:212)
at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:190)
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.EventSubscriber.handleEvent(EventSubscriber.java:74)
at com.google.common.eventbus.SynchronizedEventSubscriber.handleEvent(SynchronizedEventSubscriber.java:47)
at com.google.common.eventbus.EventBus.dispatch(EventBus.java:322)
at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:304)
at com.google.common.eventbus.EventBus.post(EventBus.java:275)
at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:119)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:513)
... 10 more
Caused by: java.lang.ClassNotFoundException: modconfig.IConfigCategory
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
... 34 more
Caused by: java.lang.NullPointerException
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)
... 36 more

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

-- System Details --
Details:
Minecraft Version: 1.7.10
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 90945712 bytes (86 MB) / 319483904 bytes (304 MB) up to 1060372480 bytes (1011 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP v9.05 FML v7.10.99.99 Minecraft Forge 10.13.4.1448 38 mods loaded, 38 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UC mcp{9.05} [Minecraft Coder Pack] (minecraft.jar)
UC FML{7.10.99.99} [Forge Mod Loader] (forge-1.7.10-10.13.4.1448-1.7.10.jar)
UC Forge{10.13.4.1448} [Minecraft Forge] (forge-1.7.10-10.13.4.1448-1.7.10.jar)
UC CodeChickenCore{1.0.6.44} [CodeChicken Core] (minecraft.jar)
UC Micdoodlecore{} [Micdoodle8 Core] (minecraft.jar)
UC PlayerAPI{1.2} [Player API] (minecraft.jar)
UC OpenModsCore{0.8} [OpenModsCore] (minecraft.jar)
UC <CoFH ASM>{000} [CoFH ASM] (minecraft.jar)
UC Baubles{1.0.1.10} [Baubles] (Baubles-1.7.10-1.0.1.10.jar)
UC Artifacts{1.1.1} [Artifacts] (Artifacts-1.1.1.jar)
UC CoFHCore{1.7.10R3.0.3} [CoFH Core] (CoFHCore-[1.7.10]3.0.3-303.jar)
UC BigReactors{0.4.3A} [Big Reactors] (BigReactors-0.4.3A.jar)
UC AWWayofTime{v1.3.3} [Blood Magic: Alchemical Wizardry] (BloodMagic-1.7.10-1.3.3-13.jar)
UC BuildCraft|Core{7.1.14} [BuildCraft] (buildcraft-7.1.14-core.jar)
UC BuildCraft|Compat{7.0.12} [BuildCraft Compat] (buildcraft-compat-7.0.12.jar)
UC CarpentersBlocks{3.3.7} [Carpenter's Blocks] (Carpenter's Blocks v3.3.7 - MC 1.7.10.jar)
UC ChickenChunks{1.3.4.19} [ChickenChunks] (ChickenChunks-1.7.10-1.3.4.19-universal.jar)
UC chisel{2.5.1.44} [Chisel 2] (Chisel2-2.5.1.44.jar)
UC DraconicEvolution{1.0.1c} [Draconic Evolution] (Draconic-Evolution-1.7.10-1.0.1c.jar)
UC GalacticraftCore{3.0.12} [Galacticraft Core] (GalacticraftCore-1.7-3.0.12.406.jar)
UC GalacticraftMars{3.0.12} [Galacticraft Planets] (Galacticraft-Planets-1.7-3.0.12.406.jar)
UC Growthcraft{2.1.0a} [Growthcraft] (growthcraft-core-1.7.10-2.1.0a.jar)
UC Growthcraft|Cellar{2.1.0a} [Growthcraft Cellar] (growthcraft-cellar-1.7.10-2.1.0b.jar)
UC Growthcraft|Hops{2.1.0} [Growthcraft Hops] (growthcraft-hops-1.7.10-2.1.0.jar)
UC guideapi{1.7.10-1.0.1-20} [Guide-API] (Guide-API-1.7.10-1.0.1-20.jar)
UC iChunUtil{4.2.2} [iChunUtil] (iChunUtil-4.2.2.jar)
UC Hats{4.0.1} [Hats] (Hats-4.0.1.jar)
UC ItFellFromTheSky{4.0.0} [ItFellFromTheSky] (ItFellFromTheSky-4.0.0.jar)
UC malisiscore{1.7.10-0.14.0} [MalisisCore] (malisiscore-1.7.10-0.14.0.jar)
UC Mantle{1.7.10-0.3.2.jenkins188} [Mantle] (Mantle-1.7.10-0.3.2a.jar)
UC RadixCore{2.1.1} [RadixCore] (RadixCore-1.7.10-2.1.1-universal.jar)
UC MCA{1.7.10-5.1.1.0} [Minecraft Comes Alive] (MCA-1.7.10-5.1.1.0-universal.jar)
UC MovingWorld{1.7.10-1.8} [Moving World] (movingworld-1.7.10-1.8.jar)
UC OpenMods{0.8} [OpenMods] (OpenModsLib-1.7.10-0.8.jar)
UC OpenBlocks{1.4.4} [OpenBlocks] (OpenBlocks-1.7.10-1.4.4.jar)
UC RandomThings{2.2.4} [Random Things] (RandomThings-2.2.4.jar)
UE tropicraft{v6.0.5} [Tropicraft] (tropicraft-6.0.5.jar)
UC witchery{0.24.1} [Witchery] (witchery-1.7.10-0.24.1.jar)
GL info: ' Vendor: 'Intel' Version: '3.1.0 - Build 8.15.10.2509' Renderer: 'Intel(R) HD Graphics Family'
OpenModsLib class transformers: [stencil_patches:FINISHED],[movement_callback:ACTIVATED],[map_gen_fix:ENABLED],[gl_capabilities_hook:FINISHED],[player_render_hook:FINISHED]
Class transformer null safety: all safe
CoFHCore: -[1.7.10]3.0.3-303
Mantle Environment: Environment healthy.