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Use .Net 8.0 will make CommunityToolkit.WinUI.UI.Media crash always on WinUI3 #4963

@zhuxb711

Description

@zhuxb711

Describe the bug

Windows App SDK:
On .Net 7.0, everything works well. However, this exception will always throw on .Net 8.0 if using the AcrylicBrush

Exception: System.Reflection.TargetInvocationException
Message: Exception has been thrown by the target of an invocation.
StackTrace:
        at System.RuntimeType.CreateInstanceOfT()
        at System.Activator.CreateInstance[T]()
        at WinRT.WeakLazy`1.get_Value()
        at WinRT.ActivationFactory`1.ActivateInstance[I]()
        at Microsoft.Graphics.Canvas.Effects.GaussianBlurEffect..ctor()
        at CommunityToolkit.WinUI.UI.Media.Pipelines.PipelineBuilder.<>c__DisplayClass13_0.<<Blur>g__Factory|0>d.MoveNext()
        --- End of stack trace from previous location ---
        at CommunityToolkit.WinUI.UI.Media.Pipelines.PipelineBuilder.BuildAsync()
        at CommunityToolkit.WinUI.UI.Media.XamlCompositionEffectBrushBase.OnConnected()
        at System.Threading.Tasks.Task.<>c.<ThrowAsync>b__128_0(Object state)
        at Microsoft.UI.Dispatching.DispatcherQueueSynchronizationContext.<>c__DisplayClass2_0.<Post>b__0()

Regression

No response

Reproducible in sample app?

  • This bug can be reproduced in the sample app.

Steps to reproduce

<Rectangle>
    <Rectangle.Fill>
        <Media:AcrylicBrush TintColor="Black"
                            FallbackColor="Transparent"
                            BlurAmount="5"
                            TintOpacity="0.5" />
    </Rectangle.Fill>
</Rectangle>

Expected behavior

Works just like on .Net 7.0

Screenshots

No response

Windows Build Number

  • Windows 10 1809 (Build 17763)
  • Windows 10 1903 (Build 18362)
  • Windows 10 1909 (Build 18363)
  • Windows 10 2004 (Build 19041)
  • Windows 10 20H2 (Build 19042)
  • Windows 10 21H1 (Build 19043)
  • Windows 11 21H2 (Build 22000)
  • Other (specify)

Other Windows Build number

Windows 11 22621

App minimum and target SDK version

  • Windows 10, version 1809 (Build 17763)
  • Windows 10, version 1903 (Build 18362)
  • Windows 10, version 1909 (Build 18363)
  • Windows 10, version 2004 (Build 19041)
  • Other (specify)

Other SDK version

No response

Visual Studio Version

2022

Visual Studio Build Number

17.8.4

Device form factor

Desktop

Nuget packages

CommunityToolkit.WinUI.UI.Media 7.1.2

Additional context

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    bug 🐛An unexpected issue that highlights incorrect behaviorneeds triage 🔍

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