Server Error in '/' Application.

Object reference not set to an instance of an object.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.NullReferenceException: Object reference not set to an instance of an object.

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[NullReferenceException: Object reference not set to an instance of an object.]
   C2I.MediaCenter.Core.ListaMediaFrontend.Ricerca(Utente UtenteVisualizzatore, String Nome, String Descrizione, Guid Guid, Utente UtenteProprietario, String[] CodiciSchema, Utente UtenteConFavoriti, List`1 CategorieMedia, List`1 Tags, String[,] AttributiMedia, Int32& Pagina, Int32 MediaPerPagina, Int32& PagineTotali, Int32& MediaTotali, Ordinamento[] Ordinamento) +289
   C2I.MediaCenter.FrontendXSLT.Logica.FrontendTools.AggiornaXmlListaMedia(String Nome) +4175
   C2I.MediaCenter.FrontendXSLT._CategoriaMedia.Page_Load(Object sender, EventArgs e) +2324
   System.Web.UI.Control.OnLoad(EventArgs e) +105
   System.Web.UI.Control.LoadRecursive() +67
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3784


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.4087.0