[BUG] Aspire 9 on macOS 15.1 won't launch due to "The JSON-RPC connection with the remote party was lost before the request could complete."

[quoctuancqt]

Describe the Issue

This is the same as with this issue dotnet/aspire#6701.

Steps To Reproduce

1. macOS 15.1
2. updated aspire templates
3. dotnet 9.0.1
4. mkdir aspire-starter-test
5. cd aspire-starter-test
6. dotnet new aspire-starter
7. VS Code with C# DevKit v1.13.9
8. Right click on .AppHost project and select Debug -> Start New Instance

Expected Behavior

On F5 the AppHost and related projects will start successfully without an error of "The JSON-RPC connection with the remote party was lost before the request could complete."

Environment Information

No response

[tmarkovski]

Running into the same issue. I'm also unable get more details or logs on what's going on.

[quoctuancqt]

Running into the same issue. I'm also unable get more details or logs on what's going on.

I found a workaround to resolve this problem by installing the latest .Net 8 SDK and Runtime. By the way, I only want to focus on .Net 9 without .Net 8 SDK/Runtime