Help Me...!!!! I dont understand

---- Minecraft Crash Report ----

WARNING: coremods are present:

  Java8CheckerCoremod (Pixelmon-1.8-4.1.3-universal.jar)

Contact their authors BEFORE contacting forge

// Ooh. Shiny.

Time: 04/01/16 16:24

Description: Initializing game

java.lang.NoSuchMethodError: net.minecraft.client.renderer.texture.TextureMap.<init>(Ljava/lang/String;Z)V

at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:468)

at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:325)

at net.minecraft.client.main.Main.main(SourceFile:120)

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)

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

---------------------------------------------------------------------------------------

-- Head --

Stacktrace:

at net.minecraft.client.Minecraft.func_71384_a(Minecraft.java:468)

-- Initialization --

Details:

Stacktrace:

at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:325)

at net.minecraft.client.main.Main.main(SourceFile:120)

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)

-- System Details --

Details:

Minecraft Version: 1.8

Operating System: Windows 7 (amd64) version 6.1

Java Version: 1.8.0_25, Oracle Corporation

Java VM Version: Java HotSpot 64-Bit Server VM (mixed mode), Oracle Corporation

Memory: 53513088 bytes (51 MB) / 523501568 bytes (499 MB) up to 523501568 bytes (499 MB)

JVM Flags: 7 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M -Xmx512M

IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0

FML: MCP v9.10 FML v8.0.99.99 Minecraft Forge 11.14.3.1542 Optifine OptiFine_1.8_HD_U_D3 4 mods loaded, 4 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{9.05} [Minecraft Coder Pack] (minecraft.jar)

UCH FML{8.0.99.99} [Forge Mod Loader] (forge-1.8-11.14.3.1542.jar)

UCH Forge{11.14.3.1542} [Minecraft Forge] (forge-1.8-11.14.3.1542.jar)

UCH pixelmon{4.1.3} [Pixelmon] (Pixelmon-1.8-4.1.3-universal.jar)

Loaded coremods (and transformers):

Java8CheckerCoremod (Pixelmon-1.8-4.1.3-universal.jar)

Launched Version: 1.8-forge1.8-11.14.3.1542

LWJGL: 2.9.1

OpenGL: AMD Radeon HD 6530D GL version 4.5.13399 Compatibility Profile Context 15.200.1062.0, ATI Technologies Inc.

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: []

Current Language: Español (Argentina)

Profiler Position: N/A (disabled)