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SplashScreen areas with transparency turn black when fading out in .NET 10

Status: Open.

#11321 In dotnet/wpf;

· martynsmall opened on Dec 14, 2025

Regression in double properties and NaN

Status: Open.

#11317 In dotnet/wpf;

· bachratyg opened on Dec 11, 2025

NullReferenceException on WM_THEMECHANGED if a standard control with OverridesDefaultStyle set to True

Status: Open.

#11315 In dotnet/wpf;

· AndreyMarten opened on Dec 10, 2025

error when use SendKeys.SendWait

Status: Open.

#11313 In dotnet/wpf;

· pedromcrocha opened on Dec 9, 2025

.NET 10 WPF randomly crashes on Windows 7 (x86 or x64) systems

Status: Open.

#11304 In dotnet/wpf;

· daigs opened on Dec 8, 2025

Handles keep increasing when repeatedly showing/closing a Window on a separate Dispatcher thread

Status: Open.

#11303 In dotnet/wpf;

· YuuukiA opened on Dec 8, 2025

WPF Gallery App update to .Net 10

Good First Issuemetadata: Issue should be easy to implement, good for first-time contributorsmetadata: Issue should be easy to implement, good for first-time contributors

Status: Open.

#11301 In dotnet/wpf;

· HEIC-to-JPEG-Dev opened on Dec 4, 2025

UI layout update delay when increasing item count (switching from lower to higher counts)

InvestigateRequires further investigation by the WPF team.Requires further investigation by the WPF team.

Status: Open.

#11294 In dotnet/wpf;

· Sekar-SF4378 opened on Dec 1, 2025

Color.GetHue value return different value based on framework in WPF platform

📭 waiting-author-feedbackTo request more information from author.To request more information from author.

Status: Open.

#11293 In dotnet/wpf;

· SubashiniMahendran opened on Nov 27, 2025

The ProgressBar's style leaks to its inherited control.

📭 waiting-author-feedbackTo request more information from author.To request more information from author.

Status: Open.

#11292 In dotnet/wpf;

· orrest opened on Nov 27, 2025

Resizing WPF Window causes Blazor WebView2CompositionControl content to flicker and disappear

InvestigateRequires further investigation by the WPF team.Requires further investigation by the WPF team.

Status: Open.

#11291 In dotnet/wpf;

· cdock1029 opened on Nov 26, 2025

Source generators cause compiler errors in XAML compilation (MarkupCompilePass1)

Status: Open.

#11280 In dotnet/wpf;

· bitbonk opened on Nov 24, 2025