**INSTALL STEPS** 1. Clean machine: Win11 x64 24h2 ENU 2. Install .NET SDK 10 Preview 5 4. Add dotnet9 feed for 9.4.0 5. Install the latest Aspire 9.4.0 `- dotnet new install Aspire.ProjectTemplates::9.4.0-preview.1.25318.8 --force` **NOTES** 1. This issue only reproduces in Visual Studio when the .NET 10 is the only runtime installed. **REPRO STEPS** 1. Open CMD > Create aspire-starter project: `dotnet new aspire-starter -f net10.0 --aspire-version 9.3 -o aspire1` 2. Run the project `cd aspire1/aspire1.apphost` `dotnet run` 3. Click the link in the CMD to open the aspire dashboard. **ACTUAL** The browser shows a blank screen; no Aspire dashboard is displayed. https://github.com/user-attachments/assets/353e77b2-af2c-4893-a445-caeb66d4a288