I don't know if this is in the right place or not, but I really need help....
I have installed the ModSauce Modpack from ATLauncher and everything worked fine until I tried to install Cauldron,
on startup I get:
07.09 05:52:09 [Multicraft] Server stopped
07.09 05:52:09 [Multicraft] Looks like a crash, check the server console. Return value: 1
07.09 05:52:09 [Multicraft] Server shut down
07.09 05:52:09 [server] INFO Caused by: java.lang.ClassNotFoundException: net.minecraft.entity.EntityLivingBase
07.09 05:52:09 [server] INFO ... 14 more
07.09 05:52:09 [server] INFO at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:180)
07.09 05:52:09 [server] INFO at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
07.09 05:52:09 [server] INFO at java.lang.ClassLoader.defineClass(ClassLoader.java:800)
07.09 05:52:09 [server] INFO at java.lang.ClassLoader.defineClass1(Native Method)
07.09 05:52:09 [server] INFO Caused by: java.lang.NoClassDefFoundError: net/minecraft/entity/EntityLivingBase
07.09 05:52:09 [server] INFO ... 12 more
07.09 05:52:09 [server] INFO at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
07.09 05:52:09 [server] INFO at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
07.09 05:52:09 [server] INFO at net.minecraft.launchwrapper.LaunchClassLoader.findClass(LaunchClassLoader.java:188)
07.09 05:52:09 [server] INFO Caused by: java.lang.ClassNotFoundException: net.minecraft.entity.player.EntityPlayer
07.09 05:52:09 [server] INFO ... 6 more
07.09 05:52:09 [server] INFO at net.minecraft.launchwrapper.Launch.main(Launch.java:28)
07.09 05:52:09 [server] INFO at net.minecraft.launchwrapper.Launch.launch(Launch.java:131)
07.09 05:52:09 [server] INFO at java.lang.Class.getMethod(Class.java:1663)
07.09 05:52:09 [server] INFO at java.lang.Class.getMethod0(Class.java:2813)
07.09 05:52:09 [server] INFO at java.lang.Class.privateGetDeclaredMethods(Class.java:2570)
07.09 05:52:09 [server] INFO at java.lang.Class.getDeclaredMethods0(Native Method)
07.09 05:52:09 [server] INFO Caused by: java.lang.NoClassDefFoundError: net/minecraft/entity/player/EntityPlayer
07.09 05:52:09 [server] INFO at cpw.mods.fml.relauncher.ServerLaunchWrapper.main(ServerLaunchWrapper.java:12)
07.09 05:52:09 [server] INFO at cpw.mods.fml.relauncher.ServerLaunchWrapper.run(ServerLaunchWrapper.java:43)
07.09 05:52:09 [server] INFO at java.lang.reflect.Method.invoke(Method.java:606)
07.09 05:52:09 [server] INFO at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
07.09 05:52:09 [server] INFO at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
07.09 05:52:09 [server] INFO at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
07.09 05:52:09 [server] INFO A problem occurred running the Server launcher.java.lang.reflect.InvocationTargetException
07.09 05:52:09 [server] INFO [MobiusCore] Successful injection in b ()V
07.09 05:52:09 [server] INFO [MobiusCore] Successful injection in b ()V
07.09 05:52:09 [server] INFO [MobiusCore] Found net.minecraft.world.WorldServer [ mt ] with checksum B97DC6294C87B9A4E3B31A9133F2E3FB
07.09 05:52:09 [server] INFO [MobiusCore] Successful injection in h ()V
07.09 05:52:09 [server] INFO [MobiusCore] Successful injection in h ()V
07.09 05:52:09 [server] INFO [MobiusCore] Successful injection in h ()V
07.09 05:52:09 [server] INFO [MobiusCore] Successful injection in h ()V
07.09 05:52:09 [server] INFO [MobiusCore] Found World.updateEntities()...
07.09 05:52:09 [server] INFO [MobiusCore] Found net.minecraft.world.World [ ahb ] with checksum AB8EF51C78F75DD1597673AB609968F7
07.09 05:52:09 [server] INFO [MobiusCore] Switching injection mode to CAULDRON
07.09 05:52:09 [server] INFO [MobiusCore] Successful injection in onPostWorldTick (Lahb;)V
07.09 05:52:09 [server] INFO [MobiusCore] Successful injection in onPreWorldTick (Lahb;)V
07.09 05:52:09 [server] INFO [MobiusCore] Successful injection in onPostServerTick ()V
07.09 05:52:09 [server] INFO [MobiusCore] Successful injection in onPreServerTick ()V
07.09 05:52:09 [server] INFO [MobiusCore] Found cpw.mods.fml.common.FMLCommonHandler with checksum C62AD3CC35EB3B154B74D5ED310E0CA5
07.09 05:52:09 [server] INFO [MobiusCore] Current code is OBFUSCATED
07.09 05:52:08 [server] INFO Adding Accesstransformer map: CoFH_at.cfg
07.09 05:52:06 [Multicraft] Received stop command
07.09 05:52:06 [Multicraft] Received stop command
07.09 05:52:06 [Multicraft] Received stop command
07.09 05:52:06 [Multicraft] Received stop command
07.09 05:52:05 [Multicraft] Stopping server!