Minecraft Forums

So I tried opening Minecraft and this is what it gave me

[18:27:53] [main/INFO]: Loading tweak class name com.mumfrey.liteloader.launch.LiteLoaderTweaker
[18:27:53] [main/INFO]: Using primary tweak class name com.mumfrey.liteloader.launch.LiteLoaderTweaker
[18:27:53] [main/INFO]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLTweaker
[18:27:53] [main/INFO]: Calling tweak class com.mumfrey.liteloader.launch.LiteLoaderTweaker
[18:27:53] [main/INFO]: Bootstrapping LiteLoader 1.8
[18:27:54] [main/INFO]: Registering API provider class com.mumfrey.liteloader.client.api.LiteLoaderCoreAPIClient
[18:27:54] [main/INFO]: Spawning API provider class 'com.mumfrey.liteloader.client.api.LiteLoaderCoreAPIClient' ...
[18:27:54] [main/INFO]: API provider class 'com.mumfrey.liteloader.client.api.LiteLoaderCoreAPIClient' provides API 'liteloader'
[18:27:54] [main/INFO]: Initialising API 'liteloader' ...
[18:27:54] [main/INFO]: LiteLoader begin PREINIT...
[18:27:54] [main/INFO]: Initialising Loader properties...
[18:27:54] [main/INFO]: Setting up logger...
[18:27:54] [main/INFO]: LiteLoader 1.8.0 starting up...
[18:27:54] [main/INFO]: Active Pack: 1.8-SNAPSHOT-r369-b49-2015-05-28_00-04-54
[18:27:54] [main/INFO]: Java reports OS="windows 8.1"
[18:27:54] [main/INFO]: Adding supported mod class prefix 'LiteMod'
[18:27:54] [main/INFO]: Enumerating class path...
[18:27:54] [main/INFO]: Class path separator=";"
[18:27:54] [main/INFO]: Class path entries=(
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\mumfrey\liteloader\1.8\liteloader-1.8.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\net\minecraft\launchwrapper\1.11\launchwrapper-1.11.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-all\5.0.3\asm-all-5.0.3.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\net\minecraftforge\forge\1.8-11.14.3.1487\forge-1.8-11.14.3.1487.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\io\netty\netty-all\4.0.15.Final\netty-all-4.0.15.Final.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\net\minecraft\launchwrapper\1.12\launchwrapper-1.12.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\ow2\asm\asm-all\5.0.3\asm-all-5.0.3.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\typesafe\akka\akka-actor_2.11\2.3.3\akka-actor_2.11-2.3.3.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\typesafe\config\1.2.1\config-1.2.1.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\scala-lang\scala-actors-migration_2.11\1.1.0\scala-actors-migration_2.11-1.1.0.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\scala-lang\scala-compiler\2.11.1\scala-compiler-2.11.1.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\scala-lang\plugins\scala-continuations-library_2.11\1.0.2\scala-continuations-library_2.11-1.0.2.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\scala-lang\plugins\scala-continuations-plugin_2.11.1\1.0.2\scala-continuations-plugin_2.11.1-1.0.2.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\scala-lang\scala-library\2.11.1\scala-library-2.11.1.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\scala-lang\scala-parser-combinators_2.11\1.0.1\scala-parser-combinators_2.11-1.0.1.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\scala-lang\scala-reflect\2.11.1\scala-reflect-2.11.1.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\scala-lang\scala-swing_2.11\1.0.1\scala-swing_2.11-1.0.1.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\scala-lang\scala-xml_2.11\1.0.2\scala-xml_2.11-1.0.2.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\lzma\lzma\0.0.1\lzma-0.0.1.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.5\jopt-simple-4.5.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\java3d\vecmath\1.5.2\vecmath-1.5.2.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\net\sf\trove4j\trove4j\3.0.3\trove4j-3.0.3.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\ibm\icu\icu4j-core-mojang\51.2\icu4j-core-mojang-51.2.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\net\sf\jopt-simple\jopt-simple\4.6\jopt-simple-4.6.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\paulscode\codecjorbis\20101023\codecjorbis-20101023.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\paulscode\codecwav\20101023\codecwav-20101023.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\paulscode\libraryjavasound\20101123\libraryjavasound-20101123.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\paulscode\librarylwjglopenal\20100824\librarylwjglopenal-20100824.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\paulscode\soundsystem\20120107\soundsystem-20120107.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\io\netty\netty-all\4.0.15.Final\netty-all-4.0.15.Final.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\google\guava\guava\17.0\guava-17.0.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-lang3\3.3.2\commons-lang3-3.3.2.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\commons-io\commons-io\2.4\commons-io-2.4.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\commons-codec\commons-codec\1.9\commons-codec-1.9.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\net\java\jinput\jinput\2.0.5\jinput-2.0.5.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\net\java\jutils\jutils\1.0.0\jutils-1.0.0.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\google\code\gson\gson\2.2.4\gson-2.2.4.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\mojang\authlib\1.5.21\authlib-1.5.21.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\com\mojang\realms\1.6.1\realms-1.6.1.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\apache\commons\commons-compress\1.8.1\commons-compress-1.8.1.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\apache\httpcomponents\httpclient\4.3.3\httpclient-4.3.3.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\commons-logging\commons-logging\1.1.3\commons-logging-1.1.3.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\apache\httpcomponents\httpcore\4.3.2\httpcore-4.3.2.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\apache\logging\log4j\log4j-api\2.0-beta9\log4j-api-2.0-beta9.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\apache\logging\log4j\log4j-core\2.0-beta9\log4j-core-2.0-beta9.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl\2.9.1\lwjgl-2.9.1.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\org\lwjgl\lwjgl\lwjgl_util\2.9.1\lwjgl_util-2.9.1.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\libraries\tv\twitch\twitch\6.5\twitch-6.5.jar
classpathEntry=C:\Users\Shawn\AppData\Roaming\.minecraft\versions\1.8\1.8.jar
)
[18:27:54] [main/INFO]: Registering discovery module EnumeratorModuleClassPath: [<Java Class Path>]
[18:27:54] [main/INFO]: Registering discovery module EnumeratorModuleFolder: [C:\Users\Shawn\AppData\Roaming\.minecraft\mods]
[18:27:54] [main/INFO]: Registering discovery module EnumeratorModuleFolder: [C:\Users\Shawn\AppData\Roaming\.minecraft\mods\1.8]
[18:27:54] [main/INFO]: Registering enumerator plugin DefaultEnumeratorPlugin: [[email protected]]
[18:27:54] [main/INFO]: Discovering tweaks on class path...
[18:27:54] [main/INFO]: Baking listener list for EnumerationObserver with 1 listeners
[18:27:54] [main/INFO]: Discovering valid mod files in folder C:\Users\Shawn\AppData\Roaming\.minecraft\mods
[18:27:54] [main/INFO]: Inspecting jar metadata in 'backpack-2.0.1-1.8.x.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\backpack-2.0.1-1.8.x.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'BedrockTools 1.8-1.5.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\BedrockTools 1.8-1.5.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'Better-Foliage-Mod-1.8.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\Better-Foliage-Mod-1.8.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'BetterPvP_1.5.2_1.8_Forge.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\BetterPvP_1.5.2_1.8_Forge.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'BetterSprinting MC-1.8 v1.1.1.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\BetterSprinting MC-1.8 v1.1.1.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'GravityGun-5.0.0.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\GravityGun-5.0.0.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'iChunUtil-5.4.0.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\iChunUtil-5.4.0.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'InventoryTweaks-1.59-176.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\InventoryTweaks-1.59-176.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'lom-1.8-0.1.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\lom-1.8-0.1.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'MorePlayerModels_1.8.0_beta.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\MorePlayerModels_1.8.0_beta.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'multishot-1.8-3.1.0-a7.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\multishot-1.8-3.1.0-a7.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'NotEnoughItems-1.8-1.0.5.104-universal.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\NotEnoughItems-1.8-1.0.5.104-universal.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'ObsidianUtilities-1.0.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\ObsidianUtilities-1.0.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'OpenComputers-MC1.8-1.5.2.7-universal.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\OpenComputers-MC1.8-1.5.2.7-universal.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'OptiFine_1.8.0_HD_U_D5.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\OptiFine_1.8.0_HD_U_D5.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'PlayerAPI-1.8-1.3.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\PlayerAPI-1.8-1.3.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'ProgressiveAutomation-1.8-1.5.24.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\ProgressiveAutomation-1.8-1.5.24.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'RadixCore-2.0.3-1.8-universal.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\RadixCore-2.0.3-1.8-universal.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'Roadblocks-1.8-2.1.5.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\Roadblocks-1.8-2.1.5.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'SpecialAttacks_2.0.1_1.8.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\SpecialAttacks_2.0.1_1.8.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'VeinMiner-1.8_0.27.0.unknown.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\VeinMiner-1.8_0.27.0.unknown.jar
[18:27:54] [main/INFO]: Inspecting jar metadata in 'Zyins-HUD-Mod-1.8.jar'
[18:27:54] [main/INFO]: Ignoring C:\Users\Shawn\AppData\Roaming\.minecraft\mods\Zyins-HUD-Mod-1.8.jar
[18:27:54] [main/INFO]: Discovering valid mod files in folder C:\Users\Shawn\AppData\Roaming\.minecraft\mods\1.8
[18:27:54] [main/INFO]: Considering valid mod file: C:\Users\Shawn\AppData\Roaming\.minecraft\mods\1.8\mod_voxelMap_1.5.15_for_1.8 (1).litemod
[18:27:54] [main/INFO]: Adding newest valid mod file 'C:\Users\Shawn\AppData\Roaming\.minecraft\mods\1.8\mod_voxelMap_1.5.15_for_1.8 (1).litemod' at revision 1515.0000
[18:27:54] [main/INFO]: Mod file 'mod_voxelMap_1.5.15_for_1.8 (1).litemod' provides classTransformer 'com.thevoxelbox.voxelmap.litemod.VoxelMapTransformer', adding to class loader
[18:27:54] [main/INFO]: classTransformer 'com.thevoxelbox.voxelmap.litemod.VoxelMapTransformer' was successfully added
[18:27:54] [main/INFO]: LiteLoader PREINIT complete
[18:27:54] [main/INFO]: Injecting required class transformer 'com.mumfrey.liteloader.transformers.event.EventProxyTransformer'
[18:27:54] [main/INFO]: Injecting required class transformer 'com.mumfrey.liteloader.launch.LiteLoaderTransformer'
[18:27:54] [main/INFO]: Injecting required class transformer 'com.mumfrey.liteloader.client.transformers.CrashReportTransformer'
[18:27:54] [main/INFO]: Queuing required class transformer 'com.mumfrey.liteloader.transformers.event.EventTransformer'
[18:27:54] [main/INFO]: Queuing required class transformer 'com.mumfrey.liteloader.common.transformers.LiteLoaderPacketTransformer'
[18:27:54] [main/INFO]: Queuing required class transformer 'com.mumfrey.liteloader.client.transformers.LiteLoaderEventInjectionTransformer'
[18:27:54] [main/INFO]: Queuing required class transformer 'com.mumfrey.liteloader.client.transformers.MinecraftTransformer'
[18:27:54] [main/INFO]: Queuing required class transformer 'com.mumfrey.liteloader.transformers.event.json.ModEventInjectionTransformer'
[18:27:54] [main/INFO]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLTweaker
[18:27:54] [main/INFO]: Forge Mod Loader version 8.99.180.1487 for Minecraft 1.8 loading
[18:27:54] [main/INFO]: Java is Java HotSpot(TM) 64-Bit Server VM, version 1.8.0_40, running on Windows 8.1:amd64:6.3, installed at C:\Program Files\Java\jre1.8.0_40
[18:27:55] [main/WARN]: The coremod mods.betterfoliage.loader.BetterFoliageLoader does not have a MCVersion annotation, it may cause issues with this version of Minecraft
[18:27:55] [main/WARN]: The coremod invtweaks.forge.asm.FMLPlugin does not have a MCVersion annotation, it may cause issues with this version of Minecraft
[18:27:55] [main/WARN]: The coremod codechicken.nei.asm.NEICorePlugin does not have a MCVersion annotation, it may cause issues with this version of Minecraft
[18:27:55] [main/INFO]: Loading tweaker optifine.OptiFineForgeTweaker from OptiFine_1.8.0_HD_U_D5.jar
[18:27:55] [main/WARN]: The coremod portablejim.veinminer.asm.VeinMinerCorePlugin does not have a MCVersion annotation, it may cause issues with this version of Minecraft
[18:27:55] [main/INFO]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker
[18:27:55] [main/INFO]: Loading tweak class name optifine.OptiFineForgeTweaker
[18:27:55] [main/INFO]: Loading tweak class name net.minecraftforge.fml.common.launcher.FMLDeobfTweaker
[18:27:55] [main/INFO]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker
[18:27:55] [main/INFO]: Calling tweak class net.minecraftforge.fml.common.launcher.FMLInjectionAndSortingTweaker
[18:27:55] [main/INFO]: Calling tweak class optifine.OptiFineForgeTweaker
[18:27:55] [main/INFO]: [optifine.OptiFineForgeTweaker:dbg:49]: OptiFineForgeTweaker: acceptOptions
[18:27:55] [main/INFO]: [optifine.OptiFineForgeTweaker:dbg:49]: OptiFineForgeTweaker: injectIntoClassLoader
[18:27:55] [main/INFO]: [optifine.OptiFineClassTransformer:dbg:179]: OptiFine ClassTransformer
[18:27:55] [main/INFO]: [optifine.OptiFineClassTransformer:dbg:179]: OptiFine URL: file:/C:/Users/Shawn/AppData/Roaming/.minecraft/mods/OptiFine_1.8.0_HD_U_D5.jar
[18:27:55] [main/INFO]: [optifine.OptiFineClassTransformer:dbg:179]: OptiFine ZIP file: [email protected]
[18:27:55] [main/INFO]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper
[18:27:58] [main/INFO]: Found valid fingerprint for Minecraft Forge. Certificate fingerprint e3c3d50c7c986df74c645c0ac54639741c90a557
[18:27:58] [main/INFO]: Found valid fingerprint for Minecraft. Certificate fingerprint cd99959656f753dc28d863b46769f7f8fbaefcfc
[18:27:58] [main/INFO]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper
[18:27:58] [main/INFO]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper
[18:27:58] [main/INFO]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper
[18:27:58] [main/INFO]: Calling tweak class net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper
Exception in thread "main" [18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: java.lang.NoClassDefFoundError: codechicken/core/launch/CodeChickenCorePlugin
[18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at codechicken.nei.asm.NEICorePlugin.getASMTransformerClass(NEICorePlugin.java:18)
[18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraftforge.fml.relauncher.CoreModManager$FMLPluginWrapper.injectIntoClassLoader(CoreModManager.java:117)
[18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.Launch.launch(Launch.java:115)
[18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
[18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: Caused by: java.lang.ClassNotFoundException: codechicken.core.launch.CodeChickenCorePlugin
[18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:191)
[18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.loadClass(Unknown Source)
[18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at java.lang.ClassLoader.loadClass(Unknown Source)
[18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: ... 4 more
[18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: Caused by: java.lang.NullPointerException
[18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:182)
[18:27:58] [main/INFO]: [java.lang.Throwable$WrappedPrintStream:println:-1]: ... 6 more

Does anybody know why it is doing this?

1.8

Additional information about the mods

Chicken bones mods require CodeChickenCore.