Minecraft Forums

---- Minecraft Crash Report ----
// Quite honestly, I wouldn't worry myself about that.

Time: 4/20/15 12:02 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/fml/common/network/IGuiHandler
at cpw.mods.fml.common.LoadController.transition(LoadController.java:162)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:502)
at cpw.mods.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:215)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:480)
at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:867)
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: net/minecraftforge/fml/common/network/IGuiHandler
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:344)
at cpw.mods.fml.common.FMLModContainer.constructMod(FMLModContainer.java:438)
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.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: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:118)
at cpw.mods.fml.common.Loader.loadMods(Loader.java:492)
... 10 more
Caused by: java.lang.ClassNotFoundException: net.minecraftforge.fml.common.network.IGuiHandler
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)
... 35 more
Caused by: java.lang.NullPointerException
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)
... 37 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: 609335824 bytes (581 MB) / 1429733376 bytes (1363 MB) up to 5726797824 bytes (5461 MB)
JVM Flags: 4 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx6144m -Xms256m -XX:PermSize=256m
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 v7.10.113.1381 Minecraft Forge 10.13.3.1381 79 mods loaded, 79 mods active
mcp{9.05} [Minecraft Coder Pack] (minecraft.jar) Unloaded->Constructed
FML{7.10.113.1381} [Forge Mod Loader] (forge-1.7.10-10.13.3.1381-1.7.10.jar) Unloaded->Constructed
Forge{10.13.3.1381} [Minecraft Forge] (forge-1.7.10-10.13.3.1381-1.7.10.jar) Unloaded->Constructed
appliedenergistics2-core{rv2-beta-28} [AppliedEnergistics2 Core] (minecraft.jar) Unloaded->Constructed
Aroma1997Core{1.0.2.13} [Aroma1997Core] (Aroma1997Core-1.7.10-1.0.2.13.jar) Unloaded->Constructed
CodeChickenCore{1.0.5.37} [CodeChicken Core] (minecraft.jar) Unloaded->Constructed
NotEnoughItems{1.0.4.95} [Not Enough Items] (NotEnoughItems-1.7.10-1.0.4.95-universal.jar) Unloaded->Constructed
OpenComputers|Core{1.0.0} [OpenComputers (Core)] (minecraft.jar) Unloaded->Constructed
ThaumicTinkerer-preloader{0.1} [Thaumic Tinkerer Core] (minecraft.jar) Unloaded->Constructed
OpenModsCore{0.7.1} [OpenModsCore] (minecraft.jar) Unloaded->Constructed
<CoFH ASM>{000} [CoFH ASM] (minecraft.jar) Unloaded->Constructed
debug{1.0} [debug] (denseores-1.6.2.jar) Unloaded->Constructed
appliedenergistics2{rv2-beta-28} [Applied Energistics 2] (appliedenergistics2-rv2-beta-28.jar) Unloaded->Constructed
ArchimedesShips{1.7.10 v1.7.1} [Archimedes' Ships] (ArchimedesShips-1.7.1.jar) Unloaded->Constructed
Aroma1997CoreHelper{1.0.2.13} [Aroma1997Core|Helper] (Aroma1997Core-1.7.10-1.0.2.13.jar) Unloaded->Constructed
AromaBackup{0.0.0.5} [AromaBackup] (AromaBackup-1.7.10-0.0.0.5.jar) Unloaded->Constructed
BiblioCraft{1.10.3} [BiblioCraft] (BiblioCraft[v1.10.3][MC1.7.10].jar) Unloaded->Constructed
qmunitylib{1.0} [QmunityLib] (QmunityLib-1.7.10-0.1.104-universal.jar) Unloaded->Constructed
bluepower{0.2.918} [Blue Power] (BluePower-1.7.10-0.2.918-universal.jar) Unloaded->Constructed
Baubles{1.0.1.10} [Baubles] (Baubles-1.7.10-1.0.1.10.jar) Unloaded->Errored
Thaumcraft{4.2.3.5} [Thaumcraft] (Thaumcraft-1.7.10-4.2.3.5.jar) Unloaded->Errored
Botania{r1.6-181} [Botania] (Botania r1.6-181.jar) Unloaded->Errored
CoFHCore{1.7.10R3.0.2} [CoFH Core] (CoFHCore-[1.7.10]3.0.2-262.jar) Unloaded->Constructed
BuildCraft|Core{6.4.11} [BuildCraft] (buildcraft-6.4.11.jar) Unloaded->Constructed
BuildCraft|Transport{6.4.11} [BC Transport] (buildcraft-6.4.11.jar) Unloaded->Constructed
BuildCraft|Silicon{6.4.11} [BC Silicon] (buildcraft-6.4.11.jar) Unloaded->Constructed
BuildCraft|Builders{6.4.11} [BC Builders] (buildcraft-6.4.11.jar) Unloaded->Constructed
BuildCraft|Energy{6.4.11} [BC Energy] (buildcraft-6.4.11.jar) Unloaded->Constructed
BuildCraft|Factory{6.4.11} [BC Factory] (buildcraft-6.4.11.jar) Unloaded->Constructed
Forestry{3.5.4.13} [Forestry for Minecraft] (forestry_1.7.10-3.5.4.13.jar) Unloaded->Constructed
Railcraft{9.5.0.0} [Railcraft] (Railcraft_1.7.10-9.5.0.0.jar) Unloaded->Constructed
chisel{2.3.10.37} [Chisel 2] (Chisel2-2.3.10.37.jar) Unloaded->Constructed
ComputerCraft{1.73} [ComputerCraft] (ComputerCraft1.73.jar) Unloaded->Constructed
MineFactoryReloaded{1.7.10R2.8.0} [MineFactory Reloaded] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
EnderIO{1.7.10-2.2.8.367} [Ender IO] (EnderIO-1.7.10-2.2.8.367.jar) Unloaded->Constructed
EnderZoo{1.7.10-1.0.11.27} [Ender Zoo] (EnderZoo-1.7.10-1.0.11.27.jar) Unloaded->Constructed
ThermalFoundation{1.7.10R1.0.0} [Thermal Foundation] (ThermalFoundation-[1.7.10]1.0.0-81.jar) Unloaded->Constructed
ExtraUtilities{1.2.4a} [Extra Utilities] (extrautilities-1.2.4a.jar) Unloaded->Constructed
ThermalExpansion{1.7.10R4.0.1} [Thermal Expansion] (ThermalExpansion-[1.7.10]4.0.1-182.jar) Unloaded->Constructed
funkylocomotion{1.0} [Funky Locomotion] (funky-locomotion-1.7.10-beta-5a.jar) Unloaded->Constructed
inventorytweaks{1.59-dev-152-cf6e263} [Inventory Tweaks] (InventoryTweaks-1.59-dev-152.jar) Unloaded->Constructed
IronChest{6.0.60.741} [Iron Chest] (ironchest-1.7.10-6.0.60.741-universal.jar) Unloaded->Constructed
Waila{1.5.10} [Waila] (Waila-1.5.10_1.7.10.jar) Unloaded->Constructed
JABBA{1.2.1} [JABBA] (Jabba-1.2.1a_1.7.10.jar) Unloaded->Constructed
Mantle{1.7.10-0.3.2.jenkins184} [Mantle] (Mantle-1.7.10-0.3.2.jar) Unloaded->Constructed
TConstruct{1.7.10-1.8.4.build937} [Tinkers' Construct] (TConstruct-1.7.10-1.8.4.jar) Unloaded->Constructed
ThaumicTinkerer{unspecified} [Thaumic Tinkerer] (ThaumicTinkerer-2.5-1.7.10-164.jar) Unloaded->Errored
MagicBees{1.7.10-2.2.2} [Magic Bees] (magicbees-1.7.10-2.2.2.jar) Unloaded->Constructed
MineFactoryReloaded|CompatAppliedEnergistics{1.7.10R2.8.0} [MFR Compat: Applied Energistics] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatAtum{1.7.10R2.8.0} [MFR Compat: Atum] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatBackTools{1.7.10R2.8.0} [MFR Compat: BackTools] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatBuildCraft{1.7.10R2.8.0} [MFR Compat: BuildCraft] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatChococraft{1.7.10R2.8.0} [MFR Compat: Chococraft] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatExtraBiomes{1.7.10R2.8.0} [MFR Compat: ExtraBiomes] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatForestry{1.7.10R2.8.0} [MFR Compat: Forestry] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatForgeMicroblock{1.7.10R2.8.0} [MFR Compat: ForgeMicroblock] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatIC2{1.7.10R2.8.0} [MFR Compat: IC2] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
Mystcraft{0.11.5.00} [Mystcraft] (mystcraft-1.7.10-0.11.5.00.jar) Unloaded->Constructed
MineFactoryReloaded|CompatMystcraft{1.7.10R2.8.0} [MFR Compat: Mystcraft] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatProjRed{1.7.10R2.8.0} [MFR Compat ProjectRed] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatRailcraft{1.7.10R2.8.0} [MFR Compat: Railcraft] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatSufficientBiomes{1.7.10R2.8.0} [MFR Compat: Sufficient Biomes] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatThaumcraft{1.7.10R2.8.0} [MFR Compat: Thaumcraft] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Errored
MineFactoryReloaded|CompatThermalExpansion{1.7.10R2.8.0} [MFR Compat: Thermal Expansion] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatTConstruct{1.7.10R2.8.0} [MFR Compat: Tinkers' Construct] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatTwilightForest{1.7.10R2.8.0} [MFR Compat: TwilightForest] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
MineFactoryReloaded|CompatVanilla{1.7.10R2.8.0} [MFR Compat: Vanilla] (MineFactoryReloaded-[1.7.10]2.8.0-104.jar) Unloaded->Constructed
ObsidiPlates{3.0.0.18} [ObsidiPlates] (ObsidiPlates-1.7.10-universal-3.0.0.18.jar) Unloaded->Constructed
OpenMods{0.7.1} [OpenMods] (OpenModsLib-1.7.10-0.7.1.jar) Unloaded->Constructed
OpenBlocks{1.4.1} [OpenBlocks] (OpenBlocks-1.7.10-1.4.1.jar) Unloaded->Constructed
OpenComputers{1.5.7.14} [OpenComputers] (OpenComputers-MC1.7.10-1.5.7.14-universal.jar) Unloaded->Constructed
OpenPeripheralCore{1.1} [OpenPeripheralCore] (OpenPeripheralCore-1.7.10-1.1.jar) Unloaded->Constructed
RandomThings{2.2.4} [Random Things] (RandomThings-2.2.4.jar) Unloaded->Constructed
RedstoneArsenal{1.7.10R1.1.0} [Redstone Arsenal] (RedstoneArsenal-[1.7.10]1.1.0-80.jar) Unloaded->Constructed
simplyjetpacks{1.4.1} [Simply Jetpacks] (SimplyJetpacks-MC1.7.10-1.4.1.jar) Unloaded->Constructed
ThermalDynamics{1.7.10R1.0.0} [Thermal Dynamics] (ThermalDynamics-[1.7.10]1.0.0-122.jar) Unloaded->Constructed
ThermalSmeltery{1.7.10-1.1.2} [Thermal Smeltery] (ThermalSmeltery-1.7.10-1.1.2.jar) Unloaded->Constructed
TiCTooltips{1.2.3} [TiC Tooltips] (TiCTooltips-mc1.7.10-1.2.3.jar) Unloaded->Constructed
denseores{1.0} [Dense Ores] (denseores-1.6.2.jar) Unloaded->Constructed
OpenModsLib class transformers: [stencil_patches:FINISHED],[movement_callback:FINISHED],[map_gen_fix:ENABLED],[gl_capabilities_hook:FINISHED],[player_render_hook:ENABLED]
AE2 Version: beta rv2-beta-28 for Forge 10.13.2.1291
CoFHCore: -[1.7.10]3.0.2-262
MineFactoryReloaded: -[1.7.10]2.8.0-104
ThermalFoundation: -[1.7.10]1.0.0-81
ThermalExpansion: -[1.7.10]4.0.1-182
Mantle Environment: Environment healthy.
TConstruct Environment: Environment healthy.
RedstoneArsenal: -[1.7.10]1.1.0-80
ThermalDynamics: -[1.7.10]1.0.0-122