Hey Guys.

I want to play with a few mods but my game keeps crashing at the beginning...

Can anyone help me?

 

---- Minecraft Crash Report ----

WARNING: coremods are present:
  ThaumcraftLoader (Thaumcraft-1.8.9-5.2.4.jar)
  CoreXU2 (extrautils2-1.8.9-alpha-0.0.2.jar)
  FMLPlugin (InventoryTweaks-1.60-40.jar)
  EnderCorePlugin (EnderCore-1.8.9-0.3.0.14-beta.jar)
Contact their authors BEFORE contacting forge

// Uh... Did I do that?

Time: 11.03.17 17:41
Description: There was a severe problem during mod loading that has caused the game to fail

net.minecraftforge.fml.common.LoaderException: java.lang.NoSuchMethodError: mod.mcreator.mcreator_darkGem$ItemdarkGem.setMaxDamage(I)Lnet/minecraft/item/Item;
    at net.minecraftforge.fml.common.LoadController.transition(LoadController.java:162)
    at net.minecraftforge.fml.common.Loader.loadMods(Loader.java:543)
    at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:208)
    at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:417)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:329)
    at net.minecraft.client.main.Main.main(SourceFile:124)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    at java.lang.reflect.Method.invoke(Method.java:483)
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
Caused by: java.lang.NoSuchMethodError: mod.mcreator.mcreator_darkGem$ItemdarkGem.setMaxDamage(I)Lnet/minecraft/item/Item;
    at mod.mcreator.mcreator_darkGem$ItemdarkGem.<init>(mcreator_darkGem.java:123)
    at mod.mcreator.mcreator_darkGem.<clinit>(mcreator_darkGem.java:116)
    at mod.mcreator.TestEnvironmentMod.<init>(TestEnvironmentMod.java:106)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
    at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
    at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
    at java.lang.reflect.Constructor.newInstance(Constructor.java:408)
    at java.lang.Class.newInstance(Class.java:438)
    at net.minecraftforge.fml.common.ILanguageAdapter$JavaAdapter.getNewInstance(ILanguageAdapter.java:174)
    at net.minecraftforge.fml.common.FMLModContainer.constructMod(FMLModContainer.java:534)
    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.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 net.minecraftforge.fml.common.LoadController.sendEventToModContainer(LoadController.java:211)
    at net.minecraftforge.fml.common.LoadController.propogateStateMessage(LoadController.java:189)
    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 net.minecraftforge.fml.common.LoadController.distributeStateMessage(LoadController.java:118)
    at net.minecraftforge.fml.common.Loader.loadMods(Loader.java:512)
    ... 10 more

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

-- System Details --
Details:
    Minecraft Version: 1.8.9
    Operating System: Windows 10 (amd64) version 10.0
    CPU: 4x Intel(R) Core(TM) i5-4570 CPU @ 3.20GHz
    Java Version: 1.8.0_25, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    Memory: 102198440 bytes (97 MB) / 372752384 bytes (355 MB) up to 4281597952 bytes (4083 MB)
    JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx4G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
    IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
    FML: MCP 9.19 Powered by Forge 11.15.1.1902 Optifine OptiFine_1.8.9_HD_U_H6 24 mods loaded, 24 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{9.19} [Minecraft Coder Pack] (minecraft.jar) 
    UC    FML{8.0.99.99} [Forge Mod Loader] (forge-1.8.9-11.15.1.1902-1.8.9.jar) 
    UC    Forge{11.15.1.1902} [Minecraft Forge] (forge-1.8.9-11.15.1.1902-1.8.9.jar) 
    UC    BiomesOPlenty{3.0.0} [Biomes O' Plenty] (BiomesOPlenty-1.8.9-3.0.0.2004-universal.jar) 
    UC    Chameleon{1.8.9-0.2.1} [Chameleon] (Chameleon-1.8.9-0.2.1.jar) 
    UC    chisel{@VERSION@} [Chisel] (Chisel-MC1.8.9-0.0.2.6.jar) 
    UC    chiselsandbits{8.12} [Chisels & Bits] (chiselsandbits-8.12.jar) 
    UC    endercore{1.8.9-0.3.0.14-beta} [EnderCore] (EnderCore-1.8.9-0.3.0.14-beta.jar) 
    UC    Baubles{1.1.3.0} [Baubles] (Baubles-1.8.9-1.1.3.0.jar) 
    UC    Thaumcraft{5.2.4} [Thaumcraft] (Thaumcraft-1.8.9-5.2.4.jar) 
    UC    Waila{1.6.0} [Waila] (Waila-1.6.0-B3_1.8.8.jar) 
    UC    EnderIO{1.8.9-3.0.0.26_alpha} [Ender IO] (EnderIO-1.8.9-3.0.0.26_alpha.jar) 
    UC    ExtraUtils2{1.0} [ExtraUtils2] (extrautils2-1.8.9-alpha-0.0.2.jar) 
    UC    flatcoloredblocks{mc1.8.9-v1.8} [Flat Colored Blocks] (flatcoloredblocks-mc1.8.9-v1.8.jar) 
    UC    GraveStone{1.0.0} [GraveStone] (Gravestone-Mod-1.8.9.jar) 
    UC    mantle{1.8.9-0.9.0.jenkins97} [Mantle] (Mantle-1.8.9-0.9.0.jar) 
    UC    tconstruct{1.8.9-2.0.2.jenkins61} [Tinkers' Construct] (TConstruct-1.8.9-2.0.2.jar) 
    UC    ImmersiveEngineering{0.8-32} [Immersive Engineering] (ImmersiveEngineering-0.8-32.jar) 
    UC    inventorytweaks{1.60-40-e06e29a} [Inventory Tweaks] (InventoryTweaks-1.60-40.jar) 
    UC    JEI{2.28.18.186} [Just Enough Items] (jei_1.8.9-2.28.18.186.jar) 
    UE    TestEnvironmentMod{1.0} [TestEnvironmentMod] (Klassencraft2.0.0.jar) 
    UC    harvestcraft{1.8.9d} [Pam's HarvestCraft] (Pam's HarvestCraft 1.8.9e.jar) 
    UC    plantmegapack{1.8.9.19} [Plant Mega Pack] (Plant-Mega-Pack-Mod-1.8.9.jar) 
    UC    StorageDrawers{1.8.9-2.3.2} [Storage Drawers] (StorageDrawers-1.8.9-2.3.2.jar) 
    Loaded coremods (and transformers): 
ThaumcraftLoader (Thaumcraft-1.8.9-5.2.4.jar)
  
CoreXU2 (extrautils2-1.8.9-alpha-0.0.2.jar)
  com.rwtema.extrautils2.asm.ClassTransformerHandler
FMLPlugin (InventoryTweaks-1.60-40.jar)
  invtweaks.forge.asm.ContainerTransformer
EnderCorePlugin (EnderCore-1.8.9-0.3.0.14-beta.jar)
  com.enderio.core.common.transform.EnderCoreTransformer
    GL info: ' Vendor: 'NVIDIA Corporation' Version: '4.5.0 NVIDIA 376.54' Renderer: 'GeForce GTX 645/PCIe/SSE2'
    Pulsar/tconstruct loaded Pulses: 
        - TinkerCommons (Enabled/Forced)
        - TinkerWorld (Enabled/Not Forced)
        - TinkerTools (Enabled/Not Forced)
        - TinkerSmeltery (Enabled/Not Forced)
        - TinkerGadgets (Enabled/Not Forced)
        - TinkerOredict (Enabled/Forced)
        - TinkerIntegration (Enabled/Forced)
        - TinkerFluids (Enabled/Forced)
        - TinkerMaterials (Enabled/Forced)
        - chiselsandbitsIntegration (Enabled/Not Forced)
        - TinkerDebug (Enabled/Not Forced)

    OptiFine Version: OptiFine_1.8.9_HD_U_H6
    Render Distance Chunks: 18
    Mipmaps: 4
    Anisotropic Filtering: 1
    Antialiasing: 0
    Multitexture: false
    Shaders: null
    OpenGlVersion: 4.5.0 NVIDIA 376.54
    OpenGlRenderer: GeForce GTX 645/PCIe/SSE2
    OpenGlVendor: NVIDIA Corporation
    CpuCount: 4

 

 

 

Thank you

dont use mcreator