App Crashes when i click Cancel in the SearchBar

[ali-h2010]

I am getting the following eception when i click cancel on the iOS device in the Search page:

Exception has been thrown by the target of an invocation.

[ali-h2010]

at System.Reflection.MonoMethod.Invoke (System.Object obj, System.Reflection.BindingFlags invokeAttr, System.Reflection.Binder binder, System.Object[] parameters, System.Globalization.CultureInfo culture) [0x0004f] in /Library/Frameworks/Xamarin.iOS.framework/Versions/12.2.1.15/src/Xamarin.iOS/mcs/class/corlib/System.Reflection/MonoMethod.cs:313
at System.Reflection.MethodBase.Invoke (System.Object obj, System.Object[] parameters) [0x00000] in /Library/Frameworks/Xamarin.iOS.framework/Versions/12.2.1.15/src/Xamarin.iOS/mcs/class/referencesource/mscorlib/system/reflection/methodbase.cs:229
at Xamarin.Forms.BindingExpression.ApplyCore (System.Object sourceObject, Xamarin.Forms.BindableObject target, Xamarin.Forms.BindableProperty property, System.Boolean fromTarget) [0x002fb] in D:\a\1\s\Xamarin.Forms.Core\BindingExpression.cs:201
at Xamarin.Forms.BindingExpression.Apply (System.Boolean fromTarget) [0x0003e] in D:\a\1\s\Xamarin.Forms.Core\BindingExpression.cs:57
at Xamarin.Forms.Binding.Apply (System.Boolean fromTarget) [0x00020] in D:\a\1\s\Xamarin.Forms.Core\Binding.cs:114
at Xamarin.Forms.BindableObject.SetValueActual (Xamarin.Forms.BindableProperty property, Xamarin.Forms.BindableObject+BindablePropertyContext context, System.Object value, System.Boolean currentlyApplying, Xamarin.Forms.Internals.SetValueFlags attributes, System.Boolean silent) [0x00105] in D:\a\1\s\Xamarin.Forms.Core\BindableObject.cs:619
at Xamarin.Forms.BindableObject.SetValueCore (Xamarin.Forms.BindableProperty property, System.Object value, Xamarin.Forms.Internals.SetValueFlags attributes, Xamarin.Forms.BindableObject+SetValuePrivateFlags privateAttributes) [0x0015b] in D:\a\1\s\Xamarin.Forms.Core\BindableObject.cs:417
at Xamarin.Forms.BindableObject.SetValueCore (Xamarin.Forms.BindableProperty property, System.Object value, Xamarin.Forms.Internals.SetValueFlags attributes) [0x00000] in D:\a\1\s\Xamarin.Forms.Core\BindableObject.cs:362
at Xamarin.Forms.Element.SetValueFromRenderer (Xamarin.Forms.BindableProperty property, System.Object value) [0x00000] in D:\a\1\s\Xamarin.Forms.Core\Element.cs:266
at Xamarin.Forms.Element.Xamarin.Forms.IElementController.SetValueFromRenderer (Xamarin.Forms.BindableProperty property, System.Object value) [0x00000] in D:\a\1\s\Xamarin.Forms.Core\Element.cs:262
at Xamarin.Forms.Platform.iOS.SearchBarRenderer.OnCancelClicked (System.Object sender, System.EventArgs args) [0x00006] in <2dda3b1bfacd483c96a064e61838cf65>:0
at UIKit.UISearchBar+_UISearchBarDelegate.CancelButtonClicked (UIKit.UISearchBar searchBar) [0x0000a] in /Library/Frameworks/Xamarin.iOS.framework/Versions/12.2.1.15/src/Xamarin.iOS/UIKit/UISearchBar.g.cs:1629
--- End of stack trace from previous location where exception was thrown ---
at (wrapper managed-to-native) UIKit.UIApplication.UIApplicationMain(int,string[],intptr,intptr)
at UIKit.UIApplication.Main (System.String[] args, System.IntPtr principal, System.IntPtr delegate) [0x00005] in /Library/Frameworks/Xamarin.iOS.framework/Versions/12.2.1.15/src/Xamarin.iOS/UIKit/UIApplication.cs:79
at UIKit.UIApplication.Main (System.String[] args, System.String principalClassName, System.String delegateClassName) [0x0002c] in /Library/Frameworks/Xamarin.iOS.framework/Versions/12.2.1.15/src/Xamarin.iOS/UIKit/UIApplication.cs:63
at DemoXamStyles.iOS.Application.Main (System.String[] args) [0x00001] in Downloads/DemoXamStyles-master/DemoXamStyles/DemoXamStyles.iOS/Main.cs:17