System.Object
   C1.Data.DataSource.ClientCollectionView
   System.Collections.ObjectModel.Collection<T>
      System.Collections.ObjectModel.ObservableCollection<T>
         C1.Data.DataSource.DependencyObjectCollection<T>
            C1.Data.DataSource.FilterDescriptorCollection
            C1.Data.DataSource.GroupDescriptorCollection
            C1.Data.DataSource.SortDescriptorCollection
   System.Exception
      C1.Data.DataSource.ClientViewSourceException
   System.Windows.Threading.DispatcherObject
      System.Windows.DependencyObject
         C1.Data.DataSource.BaseControlHandler
         C1.Data.DataSource.ClientViewSource
            C1.Data.Entities.EntityViewSource
         C1.Data.DataSource.FilterDescriptor
         C1.Data.DataSource.GroupDescriptor
         C1.Data.DataSource.SortDescriptor

Reference

C1.Data.Entity.4.5.2 Assembly