THIS HAS BEEN FIXED BY PR #1883 🎉🎉

IconTintColorBehaviorBug

Minimum reproducible example repo for showcasing bug in IconTintColorBehavior in CommunityToolkit.

Steps to reproduce:

1. Run project in emulator OR physical device
2. Select "First Group" or "Second Group"
3. Click "Theme" on bottom tab
4. Change theme
5. Click "Main" on bottom tab
6. Click Back (system or top left)
7. Click "Theme" on bottom tab
8. Change theme
9. App crashes

Exception thrown:

System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.ObjectDisposedException: Cannot access a disposed object. Object name: 'AndroidX.AppCompat.Widget.AppCompatImageView'. at Java.Interop.JniPeerMembers.AssertSelf(IJavaPeerable self) in /Users/runner/work/1/s/xamarin-android/external/Java.Interop/src/Java.Interop/Java.Interop/JniPeerMembers.cs:line 153 at Java.Interop.JniPeerMembers.JniInstanceMethods.InvokeVirtualVoidMethod(String encodedMember, IJavaPeerable self, JniArgumentValue* parameters) in /Users/runner/work/1/s/xamarin-android/external/Java.Interop/src/Java.Interop/Java.Interop/JniPeerMembers.JniInstanceMethods_Invoke.cs:line 57 at Android.Widget.ImageView.SetColorFilter(ColorFilter cf) in /Users/runner/work/1/s/xamarin-android/src/Mono.Android/obj/Release/net8.0/android-34/mcw/Android.Widget.ImageView.cs:line 1064 at CommunityToolkit.Maui.Behaviors.IconTintColorBehavior.g__SetImageViewTintColor|2_0(ImageView image, Color color) at CommunityToolkit.Maui.Behaviors.IconTintColorBehavior.ApplyTintColor(View element, View control) at CommunityToolkit.Maui.Behaviors.IconTintColorBehavior.<>c__DisplayClass0_0.b__0(Object s, PropertyChangedEventArgs e) at Microsoft.Maui.Controls.BindableObject.OnPropertyChanged(String propertyName) in D:\a_work\1\s\src\Controls\src\Core\BindableObject.cs:line 382 at Microsoft.Maui.Controls.BindableObject.SetValueActual(BindableProperty property, BindablePropertyContext context, Object value, Boolean currentlyApplying, SetValueFlags attributes, SetterSpecificity specificity, Boolean silent) in D:\a_work\1\s\src\Controls\src\Core\BindableObject.cs:line 631 at Microsoft.Maui.Controls.BindableObject.SetValueCore(BindableProperty property, Object value, SetValueFlags attributes, SetValuePrivateFlags privateAttributes, SetterSpecificity specificity) in D:\a_work\1\s\src\Controls\src\Core\BindableObject.cs:line 559 at Microsoft.Maui.Controls.AppThemeBinding.<>c__DisplayClass9_0.g__Set|0() in D:\a_work\1\s\src\Controls\src\Core\AppThemeBinding.cs:line 86 at Microsoft.Maui.Controls.DispatcherExtensions.DispatchIfRequired(IDispatcher dispatcher, Action action) in D:\a_work\1\s\src\Controls\src\Core\DispatcherExtensions.cs:line 52 at Microsoft.Maui.Controls.AppThemeBinding.ApplyCore(Boolean dispatch) in D:\a_work\1\s\src\Controls\src\Core\AppThemeBinding.cs:line 70 at Microsoft.Maui.Controls.AppThemeBinding.OnRequestedThemeChanged(Object sender, AppThemeChangedEventArgs e) in D:\a_work\1\s\src\Controls\src\Core\AppThemeBinding.cs:line 59 at System.Reflection.MethodBaseInvoker.InterpretedInvoke_Method(Object obj, IntPtr* args) at System.Reflection.MethodBaseInvoker.InvokeDirectByRefWithFewArgs(Object obj, Span1 copyOfArgs, BindingFlags invokeAttr) --- End of inner exception stack trace --- at System.Reflection.MethodBaseInvoker.InvokeDirectByRefWithFewArgs(Object obj, Span1 copyOfArgs, BindingFlags invokeAttr) at System.Reflection.MethodBaseInvoker.InvokeWithFewArgs(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 Microsoft.Maui.WeakEventManager.HandleEvent(Object sender, Object args, String eventName) in D:\a_work\1\s\src\Core\src\WeakEventManager.cs:line 77 at Microsoft.Maui.Controls.Application.TriggerThemeChangedActual() in D:\a_work\1\s\src\Controls\src\Core\Application\Application.cs:line 246 at Microsoft.Maui.Controls.Application.set_UserAppTheme(AppTheme value) in D:\a_work\1\s\src\Controls\src\Core\Application\Application.cs:line 167 at Maui.App.ChangeTheme(String theme) in C:\git\maui\src-maui\App.xaml.cs:line 45 at Maui.App.<.ctor>b__0_1(Object r, ThemeChangedMessage m) in C:\git\maui\src-maui\App.xaml.cs:line 36 at CommunityToolkit.Mvvm.Messaging.Internals.MessageHandlerDispatcher.For2[[System.Object, System.Private.CoreLib, Version=8.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e],[MauiCore.Models.Messages.ThemeChangedMessage, MauiCore, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null]].Invoke(Object recipient, Object message) in /_/src/CommunityToolkit.Mvvm/Messaging/Internals/MessageHandlerDispatcher.cs:line 53 at CommunityToolkit.Mvvm.Messaging.WeakReferenceMessenger.SendAll[ThemeChangedMessage](ReadOnlySpan1 pairs, Int32 i, ThemeChangedMessage message) in //src/CommunityToolkit.Mvvm/Messaging/WeakReferenceMessenger.cs:line 415 at CommunityToolkit.Mvvm.Messaging.WeakReferenceMessenger.Send[ThemeChangedMessage,Unit](ThemeChangedMessage message, Unit token) in //src/CommunityToolkit.Mvvm/Messaging/WeakReferenceMessenger.cs:line 343 at CommunityToolkit.Mvvm.Messaging.IMessengerExtensions.Send[ThemeChangedMessage](IMessenger messenger, ThemeChangedMessage message) in //src/CommunityToolkit.Mvvm/Messaging/IMessengerExtensions.cs:line 421 at MauiCore.ViewModels.ProfileViewModel.OnSelectedThemeChanged(String oldValue, String newValue) in C:\git\maui\src-maui-core\ViewModels\ProfileViewModel.cs:line 170 at MauiCore.ViewModels.ProfileViewModel.set_SelectedTheme(String value) in C:\git\maui\src-maui-core\CommunityToolkit.Mvvm.SourceGenerators\CommunityToolkit.Mvvm.SourceGenerators.ObservablePropertyGenerator\MauiCore.ViewModels.ProfileViewModel.g.cs:line 26 at System.Reflection.MethodBaseInvoker.InterpretedInvoke_Method(Object obj, IntPtr* args) at System.Reflection.MethodBaseInvoker.InvokeDirectByRefWithFewArgs(Object obj, Span1 copyOfArgs, BindingFlags invokeAttr) --- End of inner exception stack trace --- at System.Reflection.MethodBaseInvoker.InvokeDirectByRefWithFewArgs(Object obj, Span1 copyOfArgs, BindingFlags invokeAttr) at System.Reflection.MethodBaseInvoker.InvokeWithOneArg(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 Microsoft.Maui.Controls.BindingExpression.ApplyCore(Object sourceObject, BindableObject target, BindableProperty property, Boolean fromTarget, SetterSpecificity specificity) in D:\a_work\1\s\src\Controls\src\Core\BindingExpression.cs:line 191 at Microsoft.Maui.Controls.BindingExpression.Apply(Boolean fromTarget) in D:\a_work\1\s\src\Controls\src\Core\BindingExpression.cs:line 58 at Microsoft.Maui.Controls.Binding.Apply(Boolean fromTarget) in D:\a_work\1\s\src\Controls\src\Core\Binding.cs:line 115 at Microsoft.Maui.Controls.BindableObject.SetValueActual(BindableProperty property, BindablePropertyContext context, Object value, Boolean currentlyApplying, SetValueFlags attributes, SetterSpecificity specificity, Boolean silent) in D:\a_work\1\s\src\Controls\src\Core\BindableObject.cs:line 627 at Microsoft.Maui.Controls.BindableObject.SetValueCore(BindableProperty property, Object value, SetValueFlags attributes, SetValuePrivateFlags privateAttributes, SetterSpecificity specificity) in D:\a_work\1\s\src\Controls\src\Core\BindableObject.cs:line 559 at Microsoft.Maui.Controls.BindableObject.SetValue(BindableProperty property, Object value) in D:\a_work\1\s\src\Controls\src\Core\BindableObject.cs:line 464 at Microsoft.Maui.Controls.RadioButtonGroupController.HandleRadioButtonGroupSelectionChanged(RadioButton selected, RadioButtonGroupSelectionChanged args) in D:\a_work\1\s\src\Controls\src\Core\RadioButton\RadioButtonGroupController.cs:line 52 at System.Reflection.MethodBaseInvoker.InterpretedInvoke_Method(Object obj, IntPtr* args) at System.Reflection.MethodBaseInvoker.InvokeDirectByRefWithFewArgs(Object obj, Span1 copyOfArgs, BindingFlags invokeAttr) --- End of inner exception stack trace --- at System.Reflection.MethodBaseInvoker.InvokeDirectByRefWithFewArgs(Object obj, Span1 copyOfArgs, BindingFlags invokeAttr) at System.Reflection.MethodBaseInvoker.InvokeWithFewArgs(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 Microsoft.Maui.Controls.MessagingCenter.Subscription.InvokeCallback(Object sender, Object args) in D:\a_work\1\s\src\Controls\src\Core\MessagingCenter.cs:line 98 at Microsoft.Maui.Controls.MessagingCenter.InnerSend(String message, Type senderType, Type argType, Object sender, Object args) in D:\a_work\1\s\src\Controls\src\Core\MessagingCenter.cs:line 221 at Microsoft.Maui.Controls.MessagingCenter.Microsoft.Maui.Controls.IMessagingCenter.Send[RadioButton,RadioButtonGroupSelectionChanged](RadioButton sender, String message, RadioButtonGroupSelectionChanged args) in D:\a_work\1\s\src\Controls\src\Core\MessagingCenter.cs:line 119 at Microsoft.Maui.Controls.MessagingCenter.Send[RadioButton,RadioButtonGroupSelectionChanged](RadioButton sender, String message, RadioButtonGroupSelectionChanged args) in D:\a_work\1\s\src\Controls\src\Core\MessagingCenter.cs:line 112 at Microsoft.Maui.Controls.RadioButtonGroup.UpdateRadioButtonGroup(RadioButton radioButton) in D:\a_work\1\s\src\Controls\src\Core\RadioButton\RadioButtonGroup.cs:line 64 at Microsoft.Maui.Controls.RadioButton.OnIsCheckedPropertyChanged(Boolean isChecked) in D:\a_work\1\s\src\Controls\src\Core\RadioButton\RadioButton.cs:line 377 at Microsoft.Maui.Controls.RadioButton.<>c.<.cctor>b__145_1(BindableObject b, Object o, Object n) in D:\a_work\1\s\src\Controls\src\Core\RadioButton\RadioButton.cs:line 65 at Microsoft.Maui.Controls.BindableObject.SetValueActual(BindableProperty property, BindablePropertyContext context, Object value, Boolean currentlyApplying, SetValueFlags attributes, SetterSpecificity specificity, Boolean silent) in D:\a_work\1\s\src\Controls\src\Core\BindableObject.cs:line 633 at Microsoft.Maui.Controls.BindableObject.SetValueCore(BindableProperty property, Object value, SetValueFlags attributes, SetValuePrivateFlags privateAttributes, SetterSpecificity specificity) in D:\a_work\1\s\src\Controls\src\Core\BindableObject.cs:line 559 at Microsoft.Maui.Controls.BindableObject.SetValue(BindableProperty property, Object value, SetterSpecificity specificity) in D:\a_work\1\s\src\Controls\src\Core\BindableObject.cs:line 493 at Microsoft.Maui.Controls.RadioButton.SelectRadioButton(Object sender, EventArgs e) in D:\a_work\1\s\src\Controls\src\Core\RadioButton\RadioButton.cs:line 371 at Microsoft.Maui.Controls.TapGestureRecognizer.SendTapped(View sender, Func`2 getPosition) in D:\a_work\1\s\src\Controls\src\Core\TapGestureRecognizer.cs:line 62 at Microsoft.Maui.Controls.Platform.TapGestureHandler.OnTap(Int32 count, MotionEvent e) in D:\a_work\1\s\src\Controls\src\Core\Platform\Android\TapGestureHandler.cs:line 69 at Microsoft.Maui.Controls.Platform.InnerGestureListener.Android.Views.GestureDetector.IOnGestureListener.OnSingleTapUp(MotionEvent e) in D:\a_work\1\s\src\Controls\src\Core\Platform\Android\InnerGestureListener.cs:line 161 at Android.Views.GestureDetector.IOnGestureListenerInvoker.n_OnSingleTapUp_Landroid_view_MotionEvent(IntPtr jnienv, IntPtr native__this, IntPtr native_e) in /Users/runner/work/1/s/xamarin-android/src/Mono.Android/obj/Release/net8.0/android-34/mcw/Android.Views.GestureDetector.cs:line 721 at Android.Runtime.JNINativeWrapper.Wrap_JniMarshal_PPL_Z(_JniMarshal_PPL_Z callback, IntPtr jnienv, IntPtr klazz, IntPtr p0) in /Users/runner/work/1/s/xamarin-android/src/Mono.Android/Android.Runtime/JNINativeWrapper.g.cs:line 136