Errr

2013-06-06 23:19:31 [INFO] [STDERR]     at org.objectweb.asm.ClassReader.<init>(Unknown Source)
2013-06-06 23:19:31 [INFO] [STDERR]     at codechicken.core.asm.ASMHelper.createClassNode(ASMHelper.java:105)
2013-06-06 23:19:31 [INFO] [STDERR]     at codechicken.core.asm.ClassHeirachyManager.transform(ClassHeirachyManager.java:90)
2013-06-06 23:19:31 [INFO] [STDERR]     at cpw.mods.fml.relauncher.RelaunchClassLoader.runTransformers(RelaunchClassLoader.java:352)
2013-06-06 23:19:31 [INFO] [STDERR]     at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:225)
2013-06-06 23:19:31 [INFO] [STDERR]     ... 32 more
2013-06-06 23:19:31 [SEVERE] [Minecraft-Server] Encountered an unexpected exception NoClassDefFoundError
java.lang.NoClassDefFoundError: net/minecraft/client/entity/EntityClientPlayerMP
        at java.lang.Class.forName0(Native Method)
        at java.lang.Class.forName(Class.java:266)
        at cpw.mods.fml.common.ModClassLoader.loadBaseModClass(ModClassLoader.java:86)
        at cpw.mods.fml.common.modloader.ModLoaderModContainer.constructMod(ModLoaderModContainer.java:483)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:601)
        at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74)
        at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)
        at com.google.common.eventbus.EventBus.dispatch(EventBus.java:314)
        at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:296)
        at com.google.common.eventbus.EventBus.post(EventBus.java:267)
        at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:165)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:601)
        at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:74)
        at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)
        at com.google.common.eventbus.EventBus.dispatch(EventBus.java:314)
        at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:296)
        at com.google.common.eventbus.EventBus.post(EventBus.java:267)
        at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:98)
        at cpw.mods.fml.common.Loader.loadMods(Loader.java:503)
        at cpw.mods.fml.server.FMLServerHandler.beginServerLoading(FMLServerHandler.java:85)
        at cpw.mods.fml.common.FMLCommonHandler.onServerStart(FMLCommonHandler.java:350)
        at net.minecraft.server.dedicated.DedicatedServer.func_71197_b(DedicatedServer.java:69)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:429)
        at net.minecraft.server.ThreadMinecraftServer.run(SourceFile:573)
Caused by: java.lang.ClassNotFoundException: net.minecraft.client.entity.EntityClientPlayerMP
        at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:238)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:423)
        at java.lang.ClassLoader.loadClass(ClassLoader.java:356)
        ... 30 more
Caused by: java.lang.NullPointerException
        at org.objectweb.asm.ClassReader.<init>(Unknown Source)
        at codechicken.core.asm.ASMHelper.createClassNode(ASMHelper.java:105)
        at codechicken.core.asm.ClassHeirachyManager.transform(ClassHeirachyManager.java:90)
        at cpw.mods.fml.relauncher.RelaunchClassLoader.runTransformers(RelaunchClassLoader.java:352)
        at cpw.mods.fml.relauncher.RelaunchClassLoader.findClass(RelaunchClassLoader.java:225)
        ... 32 more
2013-06-06 23:19:31 [SEVERE] [Minecraft-Server] This crash report has been saved to: /root/Minecraft/Greg/./crash-reports/crash-2013-06-06_23.19.31-server.txt