XAML Crash

WP 8.1 RT

Message	"System.Exception: Failed to create initial page  
at App1.App.OnLaunched(LaunchActivatedEventArgs e)"	string

WP 8.1 Silverlight

StackTrace	"   
at System.RuntimeType.TryChangeType(Object value, Binder binder, CultureInfo culture, Boolean needsSpecialCast)  
at System.RuntimeType.CheckValue(Object value, Binder binder, CultureInfo culture, BindingFlags invokeAttr)    
at System.Reflection.MethodBase.CheckArguments(Object[] parameters, Binder binder, BindingFlags invokeAttr, CultureInfo culture, Signature sig)    
at System.Reflection.RuntimeMethodInfo.InvokeArgumentsCheck(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)    
at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)    
at System.Reflection.MethodBase.Invoke(Object obj, Object[] parameters)    
at Xamarin.Forms.Xaml.ApplyPropertiesVisitor.TryAddToProperty(Object element, String localName, Object value, IXmlLineInfo lineInfo, XamlServiceProvider serviceProvider, Exception& exception)    
at Xamarin.Forms.Xaml.ApplyPropertiesVisitor.SetPropertyValue(Object xamlelement, XmlName propertyName, Object value, Object rootElement, INode node, HydratationContext context, IXmlLineInfo lineInfo)    
at Xamarin.Forms.Xaml.ApplyPropertiesVisitor.Visit(ElementNode node, INode parentNode)    
at Xamarin.Forms.Xaml.ElementNode.Accept(IXamlNodeVisitor visitor, INode parentNode)    
at Xamarin.Forms.Xaml.ElementNode.Accept(IXamlNodeVisitor visitor, INode parentNode)   
at Xamarin.Forms.Xaml.RootNode.Accept(IXamlNodeVisitor visitor, INode parentNode)    
at Xamarin.Forms.Xaml.XamlLoader.Visit(RootNode rootnode, HydratationContext visitorContext)   
at Xamarin.Forms.Xaml.XamlLoader.Load(Object view, String xaml)  
at Xamarin.Forms.Xaml.XamlLoader.Load(Object view, Type callingType)   
at Xamarin.Forms.Xaml.Extensions.LoadFromXaml[TXaml](TXaml view, Type callingType)  
at TestGridForms.Page1.InitializeComponent() in C:\\Users\\jigarrid\\Documents\\_Bugs\\TestGridFormsSilverlight\\TestGridForms\\TestGridForms\\TestGridForms\\obj\\Release\\TestGridForms.Page1.xaml.g.cs:line 21   
at TestGridForms.App..ctor() in C:\\Users\\jigarrid\\Documents\\_Bugs\\TestGridFormsSilverlight\\TestGridForms\\TestGridForms\\TestGridForms\\App.cs:line 15    
at PhoneApp1.MainPage..ctor() in C:\\Users\\jigarrid\\Documents\\_Bugs\\TestGridFormsSilverlight\\TestGridForms\\PhoneApp1\\MainPage.xaml.cs:line 21"	string