Minecraft crashes when I try to run Forge 1.7.2?

Minecraft crashes when I try to run Forge 1.7.2?

Added (1). ---- Minecraft Crash Report ----
// I feel sad now.

Time: 10/16/14 7:32 PM
Description: Initializing game

java.lang.NoClassDefFoundError: cpw/mods/fml/common/network/IPacketHandl…
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Unknown Source)
at cpw.mods.fml.common.FMLModContainer.cons…
at sun.reflect.NativeMethodAccessorImpl.inv… Method)
at sun.reflect.NativeMethodAccessorImpl.inv… Source)
at sun.reflect.Dele

Added (2). gatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.google.common.eventbus.EventHandler…
at com.google.common.eventbus.SynchronizedE…
at com.google.common.eventbus.EventBus.disp…
at com.google.common.eventbus.EventBus.disp…
at com.google.common.eventbus.EventBus.post…
at cpw.

Added (3). .mods.fml.common.LoadController.sendEven…
at cpw.mods.fml.common.LoadController.propo…
at sun.reflect.NativeMethodAccessorImpl.inv… Method)
at sun.reflect.NativeMethodAccessorImpl.inv… Source)
at sun.reflect.DelegatingMethodAccessorImpl… Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.google.common.eventbus.EventHandler…
at com

Added (4). .google.common.eventbus.SynchronizedEven…
at com.google.common.eventbus.EventBus.disp…
at com.google.common.eventbus.EventBus.disp…
at com.google.common.eventbus.EventBus.post…
at cpw.mods.fml.common.LoadController.distr…
at cpw.mods.fml.common.Loader.loadMods(Load…
at cpw.mods.fml.client.FMLClientHandler.beg…

Added (5). It does that for a while then says this

Caused by: java.lang.ClassNotFoundException: cpw.mods.fml.common.network.IPacketHandl…
at net.minecraft.launchwrapper.LaunchClassL…
at java.lang.ClassLoader.loadClass(Unknown Source)
at java.lang.ClassLoader.loadClass(Unknown Source)
… 35 more
Caused by: java.lang.NullPointerException
at net.minecraft.launchwrapper.LaunchClassL…
… 37 more

I had the same problem go into edit profile then paste this by itself in argument box at the bottom -Dforge.forceNoStencil=true