Nullpointer in UpdateBadgeProperties

[geskill]

We need some if (this.Content != null) { ... } here: https://github.com/xabre/xamarin-forms-tab-badge/blob/master/Source/Plugin.Badge.Abstractions/Badge.cs#L74

Unhandled Exception: System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.NullReferenceException: Object reference not set to an instance of an object
  at Plugin.Badge.Abstractions.Badge.UpdateBadgeProperties () [0x00000] in E:\Projects\xamarin-forms-tab-badge\Source\Plugin.Badge.Abstractions\Badge.cs:74 
  at Plugin.Badge.Abstractions.Badge.BadgePropertyChanged (Xamarin.Forms.BindableObject bindable, System.Object oldValue, System.Object newValue) [0x00000] in E:\Projects\xamarin-forms-tab-badge\Source\Plugin.Badge.Abstractions\Badge.cs:109 
  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) [0x00120] in D:\a\1\s\Xamarin.Forms.Core\BindableObject.cs:445 
  at Xam
arin.Forms.BindableObject.SetValueCore (Xamarin.Forms.BindableProperty property, System.Object value, Xamarin.Forms.Internals.SetValueFlags attributes, Xamarin.Forms.BindableObject+SetValuePrivateFlags privateAttributes) [0x00173] in D:\a\1\s\Xamarin.Forms.Core\BindableObject.cs:379 
  at Xamarin.Forms.BindableObject.SetValue (Xamarin.Forms.BindableProperty property, System.Object value, System.Boolean fromStyle, System.Boolean checkAccess) [0x00042] in D:\a\1\s\Xamarin.Forms.Core\BindableObject.cs:316 
  at Xamarin.Forms.BindableObject.SetValue (Xamarin.Forms.BindableProperty property, System.Object value, System.Boolean fromStyle) [0x00000] in D:\a\1\s\Xamarin.Forms.Core\BindableObject.cs:303 
  at Xamarin.Forms.Setter.Apply (Xamarin.Forms.BindableObject target, System.Boolean fromStyle) [0x000ba] in D:\a\1\s\Xamarin.Forms.Core\Setter.cs:75 
  at Xamarin.Forms.Style.ApplyCore (Xamarin.Forms.BindableObject bindable, Xamarin.Forms.Style basedOn) [0x0001e] in D:\a\1\s\Xamarin.Forms.Core\Style.cs:132 
  at Xama

[xabre]

Fixed in 2.2.1