Got exception = Index was out of range. Must be non-negative and less than the size of the collection. Parameter name: index source = mscorlib stacktrace = at System.ThrowHelper.ThrowArgumentOutOfRangeException() at System.Collections.Generic.List`1.set_Item(Int32 index, T value) at System.Data.Listeners`1.Remove(TElem listener) at System.Data.DataViewListener.UnregisterListChangedEvent() at System.Data.DataView.UpdateIndex(Boolean force, Boolean fireEvent) at System.Data.DataView.SetIndex2(String newSort, DataViewRowState newRowStates, IFilter newRowFilter, Boolean fireEvent) at System.Data.DataView.SetIndex(String newSort, DataViewRowState newRowStates, IFilter newRowFilter) at yaf.pages.posts.BindData() at yaf.pages.posts.Page_Load(Object sender, EventArgs e)