System.ArgumentException: Item has already been added. Key in dictionary: 'hebrew' Key being added: 'hebrew' at SMCDL.Helpers.DbOperator.StartTransaction() at SMCDL.UI.GenericPage.OnInit(EventArgs e) at SMCDL.UI.BasicPage.OnInit(EventArgs e) at SMCDL.Registration.RegistrationUserForm.OnInit(EventArgs e) at System.Web.UI.Control.InitRecursive(Control namingContainer) at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)