This error may occur if CausesValidation is set to true and databound controls (with custom validators based on the databound elements) have not yet been loaded. System.Web.HttpRequestValidationException (0x80004005): The URL contains characters that can be used for a cross-site scripting attack. at Wyndham.Ccfs.Web.Application.Utilities.Fusion.FusionUtilities.PreventInvalidCharsUrls() at Wyndham.Ccfs.Web.layouts.WyndhamCcfs.Default.BaseLayoutControl.Page_Init(Object sender, EventArgs e) at System.Web.UI.Control.OnInit(EventArgs e) at System.Web.UI.Control.InitRecursive(Control namingContainer) at System.Web.UI.Control.InitRecursive(Control namingContainer) at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.ProcessRequest() at System.Web.UI.Page.ProcessRequest(HttpContext context) at Fusion.Web.Base.ToolKitPageBase`1.ProcessRequest(HttpContext _context)