Activation error occured while trying to get instance of type Autoscaler, key ""

   at Microsoft.Practices.ServiceLocation.ServiceLocatorImplBase.GetInstance(Typ
e serviceType, String key) in c:\Home\Chris\Projects\CommonServiceLocator\main\M
icrosoft.Practices.ServiceLocation\ServiceLocatorImplBase.cs:line 57
   at Microsoft.Practices.ServiceLocation.ServiceLocatorImplBase.GetInstance[TSe
rvice]() in c:\Home\Chris\Projects\CommonServiceLocator\main\Microsoft.Practices
.ServiceLocation\ServiceLocatorImplBase.cs:line 90
   at PB_WASABi_autoscaler.Program.Main(String[] args) in c:\Users\danield\Docum
ents\Visual Studio 2012\Projects\PB-WASABi-autoscaler\PB-WASABi-autoscaler\Progr
am.cs:line 13