Ich brauche Hilfe mit Forge ._.

---- Minecraft Crash Report ----

WARNING: coremods are present:
Contact their authors BEFORE contacting forge

// Hi. I'm Minecraft, and I'm a crashaholic.

Time: 05.01.16 17:16
Description: Initializing game

java.lang.AbstractMethodError: net.minecraft.client.resources.model.ModelRotation.apply(Lcom/google/common/base/Optional;)Lcom/google/common/base/Optional;
at net.minecraftforge.client.model.IPerspectiveAwareModel$MapWrapper.getTransforms(IPerspectiveAwareModel.java:52)
at net.minecraftforge.client.model.ModelLoader$VanillaModelWrapper.bake(ModelLoader.java:462)
at net.minecraftforge.client.model.ModelLoader.func_177570_a(ModelLoader.java:133)
at net.minecraft.client.resources.model.ModelManager.func_110549_a(ModelManager.java:28)
at net.minecraft.client.resources.SimpleReloadableResourceManager.func_110542_a(SimpleReloadableResourceManager.java:120)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:478)
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(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

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

-- Head --
Stacktrace:
at net.minecraftforge.client.model.IPerspectiveAwareModel$MapWrapper.getTransforms(IPerspectiveAwareModel.java:52)
at net.minecraftforge.client.model.ModelLoader$VanillaModelWrapper.bake(ModelLoader.java:462)
at net.minecraftforge.client.model.ModelLoader.func_177570_a(ModelLoader.java:133)
at net.minecraft.client.resources.model.ModelManager.func_110549_a(ModelManager.java:28)
at net.minecraft.client.resources.SimpleReloadableResourceManager.func_110542_a(SimpleReloadableResourceManager.java:120)
at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:478)

-- Initialization --
Details:
Stacktrace:
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(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
at net.minecraft.launchwrapper.Launch.main(Launch.java:28)

-- System Details --
Details:
Minecraft Version: 1.8.9
Operating System: Windows 8.1 (x86) version 6.3
CPU: 2x Intel(R) Celeron(R) CPU N2840 @ 2.16GHz
Java Version: 1.8.0_66, Oracle Corporation
Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
Memory: 112617792 bytes (107 MB) / 276701184 bytes (263 MB) up to 523501568 bytes (499 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
FML: MCP 9.19 Powered by Forge 11.15.0.1684 Optifine OptiFine_1.8.9_HD_U_G9 3 mods loaded, 3 mods active
States: 'U' = Unloaded 'L' = Loaded 'C' = Constructed 'H' = Pre-initialized 'I' = Initialized 'J' = Post-initialized 'A' = Available 'D' = Disabled 'E' = Errored
UCH mcp{9.18} [Minecraft Coder Pack] (minecraft.jar)
UCH FML{8.0.99.99} [Forge Mod Loader] (forge-1.8.9-11.15.0.1684.jar)
UCH Forge{11.15.0.1684} [Minecraft Forge] (forge-1.8.9-11.15.0.1684.jar)
Loaded coremods (and transformers):
GL info: ' Vendor: 'Intel' Version: '4.0.0 - Build 10.18.10.3408' Renderer: 'Intel(R) HD Graphics'
Launched Version: 1.8.9-forge1.8.9-11.15.0.1684
LWJGL: 2.9.4
OpenGL: Intel(R) HD Graphics GL version 4.0.0 - Build 10.18.10.3408, 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: No
Is Modded: Definitely; Client brand changed to 'fml,forge'
Type: Client (map_client.txt)
Resource Packs: Traijan Pack
Current Language: Deutsch (Deutschland)
Profiler Position: N/A (disabled)
CPU: 2x Intel(R) Celeron(R) CPU N2840 @ 2.16GHz
The 5zig Mod Version: 3.3.8