Why add x:Class="SDKTemplate.Styles in Windows-universal-samples\SharedContent\xaml\Styles.xaml? It cause build fail.

[maxiaojie]

Which sample are you reporting a bug in?

Example: WiFiDirect cppwinrt

Describe the bug
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Build fail with x:Class type 'SDKTemplate.Styles' is not found in 'SDKTemplate'

I noticed that the x:Class="SDKTemplate.Styles" was introduced from 2025-07-24 08:00 which described Windows 11 Version 24H2 - July 2025 Samples Update.

To Reproduce
Steps to reproduce the behavior:
Just Rebuid the project.

Expected behavior
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Build Success.

Screenshots
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Configuration

• Language/architecture/flavor: C++/WinRT x64 Debug
• Windows platform and build number: Windows 11 24H2

• Visual Studio version: Visual Studio 2026 18.1.1 and Visual Studio 2022 17.14.23

Additional context
Add any other context about the problem here.

[oldnewthing]

Yeah, this is actually a regression in the XAML compiler. I'll see if I can work around it.