Errore di esecuzione.
System.Exception: Conversion from type 'DBNull' to type 'String' is not valid. ---> System.InvalidCastException: Conversion from type 'DBNull' to type 'String' is not valid. at Microsoft.VisualBasic.CompilerServices.Conversions.ToString(Object Value) at AC.Common.LMCqJeq6sEctDHVHf3m(Object ) at AC.Common.BuildCategoryChain(Int32 IDCategoria, String Categoria, Int32 IDMarca, String Marca, Int32 FId, String QueryString, Boolean FlagGrafica, String CssClass) at AC.BoxRiepilogoCate.x23wY3XBfQxM1vRO7Kax(Int32 , Object , Int32 , Object , Int32 , Object , Boolean , Object ) at AC.BoxRiepilogoCate.rhgo9bFXcN(Boolean ) at AC.BoxRiepilogoCate.BwLa0gXBnh55aW4EHnOo(Object , Boolean ) at AC.BoxRiepilogoCate.Page_Load(Object sender, EventArgs e) at System.EventHandler.Invoke(Object sender, EventArgs e) at System.Web.UI.Control.OnLoad(EventArgs e) at AC.ControlAdapterTracing.xZroEXx6jgsq61UfrFI(Object , Object ) at AC.ControlAdapterTracing.OnLoad(EventArgs e) at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) --- End of inner exception stack trace ---