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I can't launch debug after migration from VS 2022 to VS 2026. "Filed to launch debug adapter" #65689

@MostRush

Description

@MostRush

Is there an existing issue for this?

  • I have searched the existing issues

Describe the bug

I use docker containerization in my project. The project has worked at VS 2022, but after installing VS 2026 debug is crashing.

Expected Behavior

Image

I getting this error on staring Debug.

Steps To Reproduce

I think you should create an asp.net project on VS 2022 with .net 8 runtime (with docker template), and then try to launch it on VS 2026

Exceptions (if any)

No response

.NET Version

8.0

Anything else?

There is my ActivityLog.xml

ActivityLog.xml

My launchSettings.json

{
  "profiles": {
    "Docker": {
      "commandName": "Docker",
      "launchBrowser": false,
      "launchUrl": "{Scheme}://{ServiceHost}:{ServicePort}/swagger",
      "publishAllPorts": true,
      "httpPort": 5552, // specufy different port
      "useSSL": false
    }
  },
  "$schema": "https://json.schemastore.org/launchsettings.json",
  "iisSettings": {
    "windowsAuthentication": false,
    "anonymousAuthentication": true,
    "iisExpress": {
      "applicationUrl": "http://localhost:51602",
      "sslPort": 44345
    }
  }
}

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