NoClassDeffoundError

[Pironielsje]

my minecraft keeps crashing and giving this crash report

 

 

---- Minecraft Crash Report ----

WARNING: coremods are present:
  CreativePatchingLoader (CreativeCore-1.12.2.jar)
  LittlePatchingLoader (LittleTiles-Mod-1.12.2.jar)
Contact their authors BEFORE contacting forge

// This doesn't make any sense!

Time: 5/10/20 10:33 AM
Description: Initializing game

java.lang.NoClassDefFoundError: com/creativemd/creativecore/core/CreativeCoreClient
    at com.creativemd.littletiles.client.LittleTilesClient.loadSide(LittleTilesClient.java:252)
    at com.creativemd.littletiles.LittleTiles.registerItems(LittleTiles.java:265)
    at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_5_LittleTiles_registerItems_Register.invoke(.dynamic)
    at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:90)
    at net.minecraftforge.fml.common.eventhandler.EventBus$1.invoke(EventBus.java:144)
    at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:182)
    at net.minecraftforge.registries.GameData.fireRegistryEvents(GameData.java:850)
    at net.minecraftforge.fml.common.Loader.preinitializeMods(Loader.java:630)
    at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:252)
    at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:467)
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:378)
    at net.minecraft.client.main.Main.main(SourceFile:123)
    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:497)
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
Caused by: java.lang.ClassNotFoundException: com.creativemd.creativecore.core.CreativeCoreClient
    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)
    ... 18 more
Caused by: java.lang.NullPointerException

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

-- Head --
Thread: Client thread
Stacktrace:
    at com.creativemd.littletiles.client.LittleTilesClient.loadSide(LittleTilesClient.java:252)
    at com.creativemd.littletiles.LittleTiles.registerItems(LittleTiles.java:265)
    at net.minecraftforge.fml.common.eventhandler.ASMEventHandler_5_LittleTiles_registerItems_Register.invoke(.dynamic)
    at net.minecraftforge.fml.common.eventhandler.ASMEventHandler.invoke(ASMEventHandler.java:90)
    at net.minecraftforge.fml.common.eventhandler.EventBus$1.invoke(EventBus.java:144)
    at net.minecraftforge.fml.common.eventhandler.EventBus.post(EventBus.java:182)
    at net.minecraftforge.registries.GameData.fireRegistryEvents(GameData.java:850)
    at net.minecraftforge.fml.common.Loader.preinitializeMods(Loader.java:630)
    at net.minecraftforge.fml.client.FMLClientHandler.beginMinecraftLoading(FMLClientHandler.java:252)
    at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:467)

-- Initialization --
Details:
Stacktrace:
    at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:378)
    at net.minecraft.client.main.Main.main(SourceFile:123)
    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:497)
    at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
    at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
    Minecraft Version: 1.12.2
    Operating System: Windows 10 (amd64) version 10.0
    Java Version: 1.8.0_51, Oracle Corporation
    Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
    Memory: 1035992232 bytes (987 MB) / 1308622848 bytes (1248 MB) up to 2147483648 bytes (2048 MB)
    JVM Flags: 8 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx2G -XX:+UnlockExperimentalVMOptions -XX:+UseG1GC -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=50 -XX:G1HeapRegionSize=32M
    IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
    FML: MCP 9.42 Powered by Forge 14.23.5.2846 11 mods loaded, 11 mods active
    States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored

    | State | ID                | Version      | Source                             | Signature                                |
    |:----- |:----------------- |:------------ |:---------------------------------- |:---------------------------------------- |
    | LCH   | minecraft         | 1.12.2       | minecraft.jar                      | None                                     |
    | LCH   | mcp               | 9.42         | minecraft.jar                      | None                                     |
    | LCH   | FML               | 8.0.99.99    | forge-1.12.2-14.23.5.2846.jar      | None                                     |
    | LCH   | forge             | 14.23.5.2846 | forge-1.12.2-14.23.5.2846.jar      | None                                     |
    | LCH   | creativecoredummy | 1.0.0        | minecraft.jar                      | None                                     |
    | LCH   | littletilescore   | 1.0.0        | minecraft.jar                      | None                                     |
    | LCH   | artemislib        | 1.0.6        | ArtemisLib-1.12.2-v1.0.6.jar       | None                                     |
    | LCH   | creativecore      | 1.10.0       | CreativeCore-1.12.2.jar            | None                                     |
    | LCH   | gulliverreborn    | 1.10         | Gulliver+Reborn+mc1.12.2+v1.10.jar | None                                     |
    | LCH   | ichunutil         | 7.2.2        | iChunUtil-1.12.2-7.2.2.jar         | 4db5c2bd1b556f252a5b8b54b256d381b2a0a6b8 |
    | LCH   | littletiles       | 1.5.0        | LittleTiles-Mod-1.12.2.jar         | None                                     |

    Loaded coremods (and transformers): 
CreativePatchingLoader (CreativeCore-1.12.2.jar)
  
LittlePatchingLoader (LittleTiles-Mod-1.12.2.jar)
  com.creativemd.littletiles.LittleTilesTransformer
    GL info: ' Vendor: 'Intel' Version: '4.4.0 - Build 20.19.15.4835' Renderer: 'Intel(R) HD Graphics 5500'
    Launched Version: 1.12.2-forge1.12.2-14.23.5.2846
    LWJGL: 2.9.4
    OpenGL: Intel(R) HD Graphics 5500 GL version 4.4.0 - Build 20.19.15.4835, Intel
    GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

    Using VBOs: Yes
    Is Modded: Definitely; Client brand changed to 'fml,forge'
    Type: Client (map_client.txt)
    Resource Packs: vanilla
    Current Language: English (Canada)
    Profiler Position: N/A (disabled)
    CPU: 4x Intel(R) Core(TM) i5-5300U CPU @ 2.30GHz