An exception of type 'Microsoft.Practices.Unity.ResolutionFailedException' occurred in Microsoft.Practices.Unity.Silverlight.DLL but was not handled in user code

Additional information: Resolution of the dependency failed, type = "WPAppStudio.ViewModel.Interfaces.IMain_RecentViewModel", name = "(none)".

Exception occurred while: while resolving.

Exception is: InvalidOperationException - The current type, WPAppStudio.ViewModel.Interfaces.IMain_RecentViewModel, is an interface and cannot be constructed. Are you missing a type mapping?

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At the time of the exception, the container was:



  Resolving WPAppStudio.ViewModel.Interfaces.IMain_RecentViewModel,(none)