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C# Markup fails to hot reload on iOS #2713

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jeromelaban opened this issue Mar 10, 2025 · 0 comments
Open

C# Markup fails to hot reload on iOS #2713

jeromelaban opened this issue Mar 10, 2025 · 0 comments

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@jeromelaban
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C# Markup fails to hot reload on iOS because of the "Create new type on update" attribute:

default	12:33:01.157298+0000	fit100	dbug: Uno.UI.DataBinding.BindingPath[0]
      Property changed for ToastDescription on [Uno.UI.HotDesign.Client.HotReload.ApplicationEntry]
default	12:33:01.490001+0000	fit100	trce: Uno.UI.HotDesign.IMessageBrokerRegistration[0]
default	12:33:01.490189+0000	fit100	      Sending user information message: UserInformationMessage { Scope = HotDesign, SenderId = 0, ProcessSenderId = 0, MessageName = UserInformationMessage, AlwaysProcess = False, Message = Hot Reload Requested, for 3 types, Description = , Level = Diagnostic }
default	12:33:01.490783+0000	fit100	trce: Uno.UI.HotDesign.MessageBroker.MessageBrokerRegistration[0]
      HotReloadUpdateHandler sending message: 'UserInformationMessage'
default	12:33:01.513253+0000	fit100	dbug: Uno.UI.DataBinding.BindingPath[0]
      Property changed for ToastDescription on [Uno.UI.HotDesign.Client.HotReload.ApplicationEntry]
default	12:33:01.538465+0000	fit100	dbug: Microsoft.UI.Xaml.Controls.ScrollViewerMetadataUpdateHandler[0]
      Saving state of 21-ContentElement-1EA22175 (v: 0 | h: 0)
default	12:33:01.547111+0000	fit100	dbug: Uno.UI.DataBinding.BindingPath[0]
      Property changed for ToastDescription on [Uno.UI.HotDesign.Client.HotReload.ApplicationEntry]
default	12:33:01.547329+0000	fit100	dbug: Uno.UI.DataBinding.BindingPath[0]
      Property changed for ToastDescription on [Uno.UI.HotDesign.Client.HotReload.ApplicationEntry]
default	12:33:01.547472+0000	fit100	dbug: Uno.UI.DataBinding.BindingPath[0]
      Property changed for ToastDescription on [Uno.UI.HotDesign.Client.HotReload.ApplicationEntry]
default	12:33:01.549833+0000	fit100	fail: Uno.UI.Dispatching.NativeDispatcher[0]
      NativeDispatcher unhandled exception
      System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation.
default	12:33:01.549875+0000	fit100	       ---> ObjCRuntime.RuntimeException: Cannot register two managed types ('fit100.Presentation.Main.MainPage#5, fit100, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null' and 'fit100.Presentation.Main.MainPage#1, fit100, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null') with the same native name ('fit100_Presentation_Main_MainPage').
         at Registrar.Registrar.RegisterTypeUnsafe(Type type, List`1& exceptions) in /Users/builder/azdo/_work/1/s/xamarin-macios/src/ObjCRuntime/Registrar.cs:line 2083
default	12:33:01.549937+0000	fit100	         at Registrar.Registrar.RegisterType(Type type, List`1& exceptions) in /Users/builder/azdo/_work/1/s/xamarin-macios/src/ObjCRuntime/Registrar.cs:line 1588
default	12:33:01.549985+0000	fit100	         at Registrar.DynamicRegistrar.Register(Type type) in /Users/builder/azdo/_work/1/s/xamarin-macios/src/ObjCRuntime/DynamicRegistrar.cs:line 1283
         at ObjCRuntime.Class.GetClassHandle(Type type, Boolean throw_if_failure, Boolean& is_custom_type) in /Users/builder/azdo/_work/1/s/xamarin-macios/src/ObjCRuntime/Class.cs:line 189
default	12:33:01.550028+0000	fit100	         at Foundation.NSObject.AllocIfNeeded() in /Users/builder/azdo/_work/1/s/xamarin-macios/src/Foundation/NSObject2.cs:line 700
         at Foundation.NSObject..ctor(NSObjectFlag x) in /Users/builder/azdo/_work/1/s/xamarin-macios/src/Foundation/NSObject2.cs:line 220
default	12:33:01.550129+0000	fit100	         at UIKit.UIResponder..ctor(NSObjectFlag t) in /Users/builder/azdo/_work/1/s/xamarin-macios/src/build/dotnet/ios/generated-sources/UIKit/UIResponder.g.cs:line 128
default	12:33:01.550180+0000	fit100	         at UIKit.UIView..ctor() in /Users/builder/azdo/_work/1/s/xamarin-macios/src/build/dotnet/ios/generated-sources/UIKit/UIView.g.cs:line 71
         at Uno.UI.Controls.BindableUIView..ctor()
         at Microsoft.UI.Xaml.UIElement..ctor()
         at Microsoft.UI.Xaml.FrameworkElement..ctor()
         at Microsoft.UI.Xaml.Controls.Control..ctor()
default	12:33:01.550219+0000	fit100	         at Microsoft.UI.Xaml.Controls.ContentControl..ctor()
         at Microsoft.UI.Xaml.Controls.UserControl..ctor()
         at Microsoft.UI.Xaml.Controls.Page..ctor()
default	12:33:01.550280+0000	fit100	         at fit100.Presentation.Main.MainPage#5..ctor() in /Users/tor/Documents/projects/fit100/fit100/Presentation/Main/MainPage.cs:line 4
         at System.Reflection.MethodBaseInvoker.InterpretedInvoke_Constructor(Object obj, IntPtr* args)
         at System.Reflection.MethodBaseInvoker.InvokeWithNoArgs(Object obj, BindingFlags invokeAttr)
default	12:33:01.550323+0000	fit100	         --- End of inner exception stack trace ---
         at System.Reflection.MethodBaseInvoker.InvokeWithNoArgs(Object obj, BindingFlags invokeAttr)
         at System.RuntimeType.CreateInstanceMono(Boolean nonPublic, Boolean wrapExceptions)
default	12:33:01.550358+0000	fit100	         at System.RuntimeType.CreateInstanceDefaultCtor(Boolean publicOnly, Boolean wrapExceptions)
         at System.Activator.CreateInstance(Type type, Boolean nonPublic, Boolean wrapExceptions)
         at System.Activator.CreateInstance(Type type, Boolean nonPublic)
default	12:33:01.550401+0000	fit100	         at System.Activator.CreateInstance(Type type)
         at Uno.UI.RemoteControl.HotReload.ClientHotReloadProcessor.ReplaceViewInstance(UIElement instance, Type replacementType, ImmutableArray`1& handlers, Type[] updatedTypes)
default	12:33:01.550442+0000	fit100	         at Uno.UI.RemoteControl.HotReload.ClientHotReloadProcessor.ReloadWithUpdatedTypes(HotReloadClientOperation hrOp, Window window, Type[] updatedTypes)
         at Uno.UI.RemoteControl.HotReload.ClientHotReloadProcessor.<>c__DisplayClass68_0.<<UpdateApplicationCore>b__1>d.MoveNext()
default	12:33:01.550491+0000	fit100	      --- End of stack trace from previous location ---
         at System.Threading.Tasks.Task.<>c.<ThrowAsync>b__128_0(Object state)
         at Uno.UI.Dispatching.NativeDispatcherSynchronizationContext.<>c__DisplayClass3_0.<Post>b__0()
default	12:33:01.550537+0000	fit100	         at Uno.UI.Dispatching.NativeDispatcher.RunAction(NativeDispatcher dispatcher, Action action)
default	12:33:01.958631+0000	fit100	dbug: Microsoft.UI.Xaml.Controls.Primitives.PopupPanel[0]
      Measured PopupPanel #=-1835110317 () DC= child=Uno.Diagnostics.UI.DiagnosticsOverlay offset=0,0 availableSize=393,852 measured=75,32
default	12:33:01.960371+0000	fit100	dbug: Microsoft.UI.Xaml.Controls.Primitives.PopupPanel[0]
      Arranged PopupPanel #=-1835110317 DC= child=Uno.Diagnostics.UI.DiagnosticsOverlay popupLocation=[0, 0] offset=0,0 finalSize=393,852 childFrame=0,0,75,32
default	12:33:01.961339+0000	fit100	dbug: Microsoft.UI.Xaml.Controls.StackPanel[0]
      StackPanel/: Arranging 2 children.
default	12:33:01.962270+0000	fit100	dbug: Microsoft.UI.Xaml.Controls.StackPanel[0]
      StackPanel/: Arranging 2 children.
default	12:33:01.963251+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [0.5] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:01.978836+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [0.5] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:01.995567+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [0.55] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:02.011687+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [0.6] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:02.028801+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [0.65] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:02.045433+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [0.7] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:02.062176+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [0.75] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:02.078953+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [0.75] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:02.094872+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [0.8] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:02.112138+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [0.85] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:02.128721+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [0.9] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:02.145031+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [0.95000005] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:02.162288+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline[0]
      Setting [1] to [PART_Notification / Opacity] and bypassing native propagation
default	12:33:02.178833+0000	fit100	dbug: Microsoft.UI.Xaml.Media.Animation.Timeline+AnimationImplementation`1[[System.Single, System.Private.CoreLib, Version=9.0.0.0, Culture=neutral, PublicKeyToken=7cec85d7bea7798e]][0]
      TimeLine has ended.
default	12:33:02.195291+0000	fit100	dbug: Microsoft.UI.Xaml.Controls.Primitives.PopupPanel[0]
      Measured PopupPanel #=-1835110317 () DC= child=Uno.Diagnostics.UI.DiagnosticsOverlay offset=0,0 availableSize=393,852 measured=75,32
default	12:33:02.195755+0000	fit100	dbug: Microsoft.UI.Xaml.Controls.Primitives.PopupPanel[0]
      Arranged PopupPanel #=-1835110317 DC= child=Uno.Diagnostics.UI.DiagnosticsOverlay popupLocation=[0, 0] offset=0,0 finalSize=393,852 childFrame=0,0,75,32

Originally posted by @saent-x in unoplatform/uno#19659 (reply in thread)
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@jeromelaban