Bug forge 1.8

Voila, j'ai forge depuis un moment en 1.7.10 et 1.8 mais maintenant plus rien ne fonctionne je m'éxplique :
-Lorsque je met un mod mon forge ne se lance plus! par ex je veux à tous pris CameraStudio pour faire des trailer. mais ducout impossible ca crash :

[15:30:10] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker
[15:30:10] [main/INFO] [LaunchWrapper]: Using primary tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker
[15:30:10] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLTweaker
[15:30:10] [main/INFO] [FML]: Forge Mod Loader version 11.14.3.1514 for Minecraft 1.8 loading
[15:30:10] [main/INFO] [FML]: Java is Java HotSpot(TM) 64-Bit Server VM, version 1.8.0_51, running on Windows 8.1:amd64:6.3, installed at C:\Program Files\Java\jre1.8.0_51
[15:30:10] [main/INFO] [FML]: Loading tweaker optifine.OptiFineForgeTweaker from OptiFine_1.8.8_HD_U_F3.jar
[15:30:10] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker
[15:30:10] [main/INFO] [LaunchWrapper]: Loading tweak class name optifine.OptiFineForgeTweaker
[15:30:10] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLDeobfTweaker
[15:30:10] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker
[15:30:10] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker
[15:30:10] [main/INFO] [LaunchWrapper]: Calling tweak class optifine.OptiFineForgeTweaker
[15:30:10] [main/INFO] [STDOUT]: [optifine.OptiFineForgeTweaker:dbg:49]: OptiFineForgeTweaker: acceptOptions
[15:30:10] [main/INFO] [STDOUT]: [optifine.OptiFineForgeTweaker:dbg:49]: OptiFineForgeTweaker: injectIntoClassLoader
[15:30:10] [main/INFO] [STDOUT]: [optifine.OptiFineClassTransformer:dbg:179]: OptiFine ClassTransformer
[15:30:10] [main/INFO] [STDOUT]: [optifine.OptiFineClassTransformer:dbg:179]: OptiFine URL: file:/C:/Users/Lionel/AppData/Roaming/.minecraft/mods/OptiFine_1.8.8_HD_U_F3.jar
[15:30:10] [main/INFO] [STDOUT]: [optifine.OptiFineClassTransformer:dbg:179]: OptiFine ZIP file: java.util.zip.ZipFile@467aecef
[15:30:10] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper
[15:30:12] [main/WARN] [FML]: Patcher expecting empty class data file for net.minecraft.server.dedicated.DedicatedServer$4, but received non-empty
[15:30:12] [main/INFO] [FML]: Found valid fingerprint for Minecraft. Certificate fingerprint cd99959656f753dc28d863b46769f7f8fbaefcfc
[15:30:12] [main/ERROR] [FML]: FML appears to be missing any signature data. This is not a good thing
[15:30:12] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper
[15:30:12] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLDeobfTweaker
[15:30:12] [main/INFO] [LaunchWrapper]: Loading tweak class name net.minecraftforge.fml.common.launcher.TerminalTweaker
[15:30:12] [main/INFO] [LaunchWrapper]: Calling tweak class net.minecraftforge.fml.common.launcher.TerminalTweaker
[15:30:12] [main/INFO] [STDOUT]: [optifine.OptiFineForgeTweaker:dbg:49]: OptiFineForgeTweaker: getLaunchArguments
[15:30:12] [main/INFO] [LaunchWrapper]: Launching wrapped minecraft {net.minecraft.client.main.Main}
[15:30:13] [Client thread/INFO]: Setting user: mimi0283
[15:30:14] [Client thread/ERROR] [LaunchWrapper]: Unable to launch
java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_51]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_51]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_51]
at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.12.jar:?]
at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
Caused by: java.lang.NoClassDefFoundError: net/minecraft/block/state/BlockState$StateImplementation
at net.minecraft.block.state.BlockState.createState(BlockState.java:55) ~[bed.class:?]
at net.minecraft.block.state.BlockState.<init>(BlockState.java:83) ~[bed.class:?]
at net.minecraft.block.state.BlockState.<init>(BlockState.java:50) ~[bed.class:?]
at net.minecraft.block.Block.func_180661_e(Block.java:968) ~[atr.class:?]
at net.minecraft.block.Block.<init>(Block.java:248) ~[atr.class:?]
at net.minecraft.block.BlockAir.<init>(BlockAir.java:15) ~[asy.class:?]
at net.minecraft.block.Block.func_149671_p(Block.java:2021) ~[atr.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(Bootstrap.java:554) ~[od.class:?]
at net.minecraft.client.Minecraft.<init>(Minecraft.java:315) ~[bsu.class:?]
at net.minecraft.client.main.Main.main(SourceFile:120) ~[Main.class:?]
... 6 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.block.state.BlockState$StateImplementation
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.12.jar:?]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at net.minecraft.block.state.BlockState.createState(BlockState.java:55) ~[bed.class:?]
at net.minecraft.block.state.BlockState.<init>(BlockState.java:83) ~[bed.class:?]
at net.minecraft.block.state.BlockState.<init>(BlockState.java:50) ~[bed.class:?]
at net.minecraft.block.Block.func_180661_e(Block.java:968) ~[atr.class:?]
at net.minecraft.block.Block.<init>(Block.java:248) ~[atr.class:?]
at net.minecraft.block.BlockAir.<init>(BlockAir.java:15) ~[asy.class:?]
at net.minecraft.block.Block.func_149671_p(Block.java:2021) ~[atr.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(Bootstrap.java:554) ~[od.class:?]
at net.minecraft.client.Minecraft.<init>(Minecraft.java:315) ~[bsu.class:?]
at net.minecraft.client.main.Main.main(SourceFile:120) ~[Main.class:?]
... 6 more
Caused by: java.lang.NoClassDefFoundError: net/minecraft/block/state/BlockStateBase
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.8.0_51]
at java.lang.ClassLoader.defineClass(Unknown Source) ~[?:1.8.0_51]
at java.security.SecureClassLoader.defineClass(Unknown Source) ~[?:1.8.0_51]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.12.jar:?]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at net.minecraft.block.state.BlockState.createState(BlockState.java:55) ~[bed.class:?]
at net.minecraft.block.state.BlockState.<init>(BlockState.java:83) ~[bed.class:?]
at net.minecraft.block.state.BlockState.<init>(BlockState.java:50) ~[bed.class:?]
at net.minecraft.block.Block.func_180661_e(Block.java:968) ~[atr.class:?]
at net.minecraft.block.Block.<init>(Block.java:248) ~[atr.class:?]
at net.minecraft.block.BlockAir.<init>(BlockAir.java:15) ~[asy.class:?]
at net.minecraft.block.Block.func_149671_p(Block.java:2021) ~[atr.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(Bootstrap.java:554) ~[od.class:?]
at net.minecraft.client.Minecraft.<init>(Minecraft.java:315) ~[bsu.class:?]
at net.minecraft.client.main.Main.main(SourceFile:120) ~[Main.class:?]
... 6 more
Caused by: java.lang.ClassNotFoundException: net.minecraft.block.state.BlockStateBase
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191) ~[launchwrapper-1.12.jar:?]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.8.0_51]
at java.lang.ClassLoader.defineClass(Unknown Source) ~[?:1.8.0_51]
at java.security.SecureClassLoader.defineClass(Unknown Source) ~[?:1.8.0_51]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.12.jar:?]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at net.minecraft.block.state.BlockState.createState(BlockState.java:55) ~[bed.class:?]
at net.minecraft.block.state.BlockState.<init>(BlockState.java:83) ~[bed.class:?]
at net.minecraft.block.state.BlockState.<init>(BlockState.java:50) ~[bed.class:?]
at net.minecraft.block.Block.func_180661_e(Block.java:968) ~[atr.class:?]
at net.minecraft.block.Block.<init>(Block.java:248) ~[atr.class:?]
at net.minecraft.block.BlockAir.<init>(BlockAir.java:15) ~[asy.class:?]
at net.minecraft.block.Block.func_149671_p(Block.java:2021) ~[atr.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(Bootstrap.java:554) ~[od.class:?]
at net.minecraft.client.Minecraft.<init>(Minecraft.java:315) ~[bsu.class:?]
at net.minecraft.client.main.Main.main(SourceFile:120) ~[Main.class:?]
... 6 more
Caused by: java.lang.IncompatibleClassChangeError: Implementing class
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.8.0_51]
at java.lang.ClassLoader.defineClass(Unknown Source) ~[?:1.8.0_51]
at java.security.SecureClassLoader.defineClass(Unknown Source) ~[?:1.8.0_51]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.12.jar:?]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at java.lang.ClassLoader.defineClass1(Native Method) ~[?:1.8.0_51]
at java.lang.ClassLoader.defineClass(Unknown Source) ~[?:1.8.0_51]
at java.security.SecureClassLoader.defineClass(Unknown Source) ~[?:1.8.0_51]
at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182) ~[launchwrapper-1.12.jar:?]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at java.lang.ClassLoader.loadClass(Unknown Source) ~[?:1.8.0_51]
at net.minecraft.block.state.BlockState.createState(BlockState.java:55) ~[bed.class:?]
at net.minecraft.block.state.BlockState.<init>(BlockState.java:83) ~[bed.class:?]
at net.minecraft.block.state.BlockState.<init>(BlockState.java:50) ~[bed.class:?]
at net.minecraft.block.Block.func_180661_e(Block.java:968) ~[atr.class:?]
at net.minecraft.block.Block.<init>(Block.java:248) ~[atr.class:?]
at net.minecraft.block.BlockAir.<init>(BlockAir.java:15) ~[asy.class:?]
at net.minecraft.block.Block.func_149671_p(Block.java:2021) ~[atr.class:?]
at net.minecraft.init.Bootstrap.func_151354_b(Bootstrap.java:554) ~[od.class:?]
at net.minecraft.client.Minecraft.<init>(Minecraft.java:315) ~[bsu.class:?]
at net.minecraft.client.main.Main.main(SourceFile:120) ~[Main.class:?]
... 6 more
Exception in thread "Client thread" [15:30:14] [Client thread/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStreamrintln:-1]: net.minecraftforge.fml.relauncher.FMLSecurityManager$ExitTrappedException
[15:30:14] [Client thread/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStreamrintln:-1]: at net.minecraftforge.fml.relauncher.FMLSecurityManager.checkPermission(FMLSecurityManager.java:30)
[15:30:14] [Client thread/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStreamrintln:-1]: at java.lang.SecurityManager.checkExit(Unknown Source)
[15:30:14] [Client thread/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStreamrintln:-1]: at java.lang.Runtime.exit(Unknown Source)
[15:30:14] [Client thread/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStreamrintln:-1]: at java.lang.System.exit(Unknown Source)
[15:30:14] [Client thread/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStreamrintln:-1]: at net.minecraft.launchwrapper.Launch.launch(Launch.java:138)
[15:30:14] [Client thread/INFO] [STDERR]: [java.lang.Throwable$WrappedPrintStreamrintln:-1]: at net.minecraft.launchwrapper.Launch.main(Launch.java:28)