Server Error in '/mthFair_Visi' Application.

La lingua specificata deve essere contenuta in database
Parameter name: lingua

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.ArgumentException: La lingua specificata deve essere contenuta in database
Parameter name: lingua

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:


[ArgumentException: La lingua specificata deve essere contenuta in database
Parameter name: lingua]
   Methodos.FairEvent.Globalization.ModuleTranslationProviderExtension.TranslationChangeLanguage(Int32 lingua) +309
   mthFair_Visi.Globals.inizializzaTraduzioni(Boolean force) in D:\Data\VisualStudio2015\FairEvent\mthFairVisi\mthFair_Visi\Globals.vb:68
   mthFair_Visi.newsletter.checkLang() in D:\Data\VisualStudio2015\FairEvent\mthFairVisi\mthFair_Visi\newsletter.aspx.vb:398
   mthFair_Visi.newsletter.Page_Load(Object sender, EventArgs e) in D:\Data\VisualStudio2015\FairEvent\mthFairVisi\mthFair_Visi\newsletter.aspx.vb:111
   System.Web.UI.Control.OnLoad(EventArgs e) +79
   System.Web.UI.Control.LoadRecursive() +130
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +2852


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4494.0