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Date: 2025-07-17 12:27:03
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I faced a similar issue recently after updating Visual Studio 2022 (17.14.9) — specifically the “WinRT information: No COM Servers are registered for this app” error when trying to deploy my .NET MAUI (WinUI) app.

After trying the usual steps (clean/rebuild, reinstall SDKs, repairing/downgrading Visual Studio), what finally resolved it for me was re-registering the app’s COM components manually. Here’s what worked:

  1. Ensure Windows App SDK is installed

  2. Go to Apps & Features and check if “Microsoft Windows App Runtime” is present.

  3. If not, download and install it from here:
    https://learn.microsoft.com/en-us/windows/apps/windows-app-sdk/downloads

  4. Re-register the AppX manifest

    1. Run the command on Powershell
      Add-AppxPackage -Register -Path "C:\your_app_path\bin\Debug\net8.0-windows10.0.19041.0\win10-x64\AppX\AppxManifest.xml
  5. Clear old deployment/cache

    1. Delete any existing folders under:

      %LOCALAPPDATA%\Packages\<your_app>

      %LOCALAPPDATA%\Microsoft\WindowsApps\<your_app>

  6. Rebuild and deploy the app again from Visual Studio.

Let me know if you're still facing the problem after following these suggestions.

Thanks.

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Posted by: SPB