Service Bus stuck in "Starting" state after vs2012 update 2 installed.

Hi,

During the installation of vs2012.2. Service bus service crashed and whenever I try to start the service it is stuck in the "Starting" state.

I enabled the Debug & Analytic events and found this error:

"TrackingId: 3fffb159-5e2f-4d1d-b2d1-e0ed7e393a2f, SubsystemId: NoSystemTracker.Failed to open Messaging Host Component System.TypeInitializationException: The type initializer for 'System.Fabric.Common.AppTrace' threw an exception. ---> System.DllNotFoundException: Unable to load DLL 'FabricCommon.dll': The specified module could not be found. (Exception from HRESULT: 0x8007007E)
   at System.Fabric.Interop.NativeCommon.FabricGetConfigStore(Guid& riid, IFabricConfigStoreUpdateHandler updateHandler)
   at System.Fabric.Common.NativeConfigStore.CreateHelper(IFabricConfigStoreUpdateHandler updateHandler)
   at System.Fabric.Interop.Utility.WrapNativeSyncInvoke[TResult](Func`1 func, String functionTag)
   at System.Fabric.Common.AppTrace..cctor()
   --- End of inner exception stack trace ---
   at System.Fabric.Common.AppTrace.get_TraceSource()
   at System.Fabric.FabricRuntime.Create(Action fabricExitCallback)
   at Microsoft.Cloud.ServiceBus.MessageContainerHost.Ring.Join()
   at Microsoft.Cloud.ServiceBus.MessageContainerHost.MessageContainerHostComponent.Open()"