[InvalidCastException: Unable to cast object of type 'TS_Base_CL.DigitalLibrary.Subject' to type 'TS_Base_CL.DigitalLibrary.Collection'.]
TS_Main_UI.DigitalLibrary.AdvancedSearch.ItemDataBoundNavigate(Object sender, RepeaterItemEventArgs e) +338
System.Web.UI.WebControls.Repeater.OnItemDataBound(RepeaterItemEventArgs e) +139
System.Web.UI.WebControls.Repeater.CreateItem(Int32 itemIndex, ListItemType itemType, Boolean dataBind, Object dataItem) +193
System.Web.UI.WebControls.Repeater.AddDataItemsIntoItemsArray(IEnumerable dataSource, Boolean useDataSource) +291
System.Web.UI.WebControls.Repeater.PostGetDataAction(IEnumerable dataSource) +109
System.Web.UI.WebControls.Repeater.OnDataBinding(EventArgs e) +81
TS_Main_UI.DigitalLibrary.AdvancedSearch.Subject() +641
TS_Main_UI.DigitalLibrary.AdvancedSearch.GetData(Int32& RowCount) +962
TS_Main_UI.DigitalLibrary.AdvancedSearch.BindData() +68
TS_Main_UI.DigitalLibrary.AdvancedSearch.Page_Load(Object sender, EventArgs e) +19201
System.Web.UI.Control.OnLoad(EventArgs e) +108
System.Web.UI.Control.LoadRecursive() +90
System.Web.UI.Control.LoadRecursive() +185
System.Web.UI.Control.LoadRecursive() +185
System.Web.UI.Control.LoadRecursive() +185
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533