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NU1603 reported when installing WinUI 2.3.9 (2.5.1) Subpackage only #6766
Description
Describe the bug
After updating the versions in the package references and starting a restore, NU1603 gets reported in the output window.
warning NU1603: Microsoft.WindowsAppSDK.WinUI 2.3.9 depends on Microsoft.WindowsAppSDK.InteractiveExperiences (>= 2.1.8) but Microsoft.WindowsAppSDK.InteractiveExperiences 2.1.8 was not found. Microsoft.WindowsAppSDK.InteractiveExperiences 2.1.9 was resolved instead.
Steps to reproduce the bug
Changing the WindowAppSDK.WinUI version to 2.3.9
Expected behavior
No warning and the correct resolution of transient dependencies.
Screenshots
No response
NuGet package version
2.5.1 (2.3.9)
Packaging type
Unpackaged
Windows version
No response
IDE
No response
Additional context
OS: 26300.9539
IDE: Visual Studio 18.10.1
.NET SDK: 10.0.401
Activity
aepot commentedon Sep 18, 2026
Rolled back to Microsoft.WindowsAppSDK.WinUI 2.3.6 because my CI pipeline doesn't allow build warnings.
Balkoth commentedon Sep 18, 2026
You can workaround by explicitly adding a reference to your project:
dotnet add package Microsoft.WindowsAppSDK.InteractiveExperiences