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.HttpUnhandledException (0x80004005): Exception of type 'System.Web.HttpUnhandledException' was thrown. ---> System.DivideByZeroException: Attempted to divide by zero. at System.Decimal.FCallDivide(Decimal& d1, Decimal& d2) at System.Decimal.op_Division(Decimal d1, Decimal d2) at Fusion.Web.PageHandlers.ProductDetailsHandler.buildAvailabilityData(Int32 currentAdultCount, Int32 currentChildCount, Int32 currentInfantCount, Int32 currentPetCount, IEnumerable`1 nights) at Wyndham.Ccfs.Web.sublayouts.WyndhamCcfs.Components.Default.Fusion.AvailabilitySelector.Page_Load(Object sender, EventArgs e) in C:\TFS2015\Release 1.2\src\Website\Wyndham.Ccfs.Web\sublayouts\WyndhamCcfs\Components\Default\Fusion\AvailabilitySelector.ascx.cs:line 65 at System.Web.UI.Control.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.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Control.LoadRecursive() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) at System.Web.UI.Page.HandleError(Exception e) 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() at System.Web.UI.Page.ProcessRequest(HttpContext context) at Fusion.Web.Base.ToolKitPageBase`1.ProcessRequest(HttpContext _context)