Перевод воркспейса с 1.6 до 1.8 java

Версия Minecraft
1.6.4
643
6
14
Сабж в теме, поменял в Java Build Path на 1.8, запуск client\server тоже сменил, подменил либу и все в этом роде, но не робит.
Код:
2016-11-18 15:22:50 [INFO] [ForgeModLoader] Java is Java HotSpot(TM) 64-Bit Server VM, version 1.8.0_102, running on Windows 8.1:amd64:6.3, installed at C:\Program Files\Java\jre1.8.0_102
2016-11-18 15:22:50 [INFO] [ForgeModLoader] Managed to load a deobfuscated Minecraft name- we are in a deobfuscated environment. Skipping runtime deobfuscation
2016-11-18 15:22:50 [INFO] [ForgeModLoader] Loading tweak class name cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
2016-11-18 15:22:50 [INFO] [ForgeModLoader] Loading tweak class name cpw.mods.fml.common.launcher.FMLDeobfTweaker
2016-11-18 15:22:50 [INFO] [ForgeModLoader] Calling tweak class cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
2016-11-18 15:22:50 [INFO] [ForgeModLoader] Calling tweak class cpw.mods.fml.common.launcher.FMLInjectionAndSortingTweaker
2016-11-18 15:22:50 [INFO] [ForgeModLoader] Calling tweak class cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper
2016-11-18 15:22:50 [INFO] [STDOUT] Loaded 40 rules from AccessTransformer config file fml_at.cfg
2016-11-18 15:22:50 [SEVERE] [ForgeModLoader] Unable to launch
java.lang.RuntimeException: java.lang.ClassNotFoundException: cpw.mods.fml.common.asm.FMLSanityChecker
 at cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper.injectIntoClassLoader(CoreModManager.java:128)
 at net.minecraft.launchwrapper.Launch.launch(Launch.java:111)
 at net.minecraft.launchwrapper.Launch.main(Launch.java:27)
Caused by: java.lang.ClassNotFoundException: cpw.mods.fml.common.asm.FMLSanityChecker
 at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:186)
 at java.lang.ClassLoader.loadClass(Unknown Source)
 at java.lang.ClassLoader.loadClass(Unknown Source)
 at java.lang.Class.forName0(Native Method)
 at java.lang.Class.forName(Unknown Source)
 at cpw.mods.fml.relauncher.CoreModManager$FMLPluginWrapper.injectIntoClassLoader(CoreModManager.java:117)
 ... 2 more
Caused by: java.lang.IllegalArgumentException
 at org.objectweb.asm.ClassReader.<init>(ClassReader.java:170)
 at org.objectweb.asm.ClassReader.<init>(ClassReader.java:153)
 at cpw.mods.fml.common.asm.transformers.SideTransformer.transform(SideTransformer.java:41)
 at net.minecraft.launchwrapper.LaunchClassLoader.runTransformers(LaunchClassLoader.java:274)
 at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:172)
 ... 7 more
Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed in a future release
 
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