UWP 10：Windows App Certification Kit生成报告失败，重装最新版仍报错求助

Hey there, sorry to hear you're stuck with the Windows App Certification Kit (WACK) failing to generate reports on UWP 10—even after uninstalling and reinstalling the latest version. Let's walk through some practical, targeted fixes that often resolve this frustrating issue:

• Ensure your Windows 10 system is fully updated
  UWP and WACK rely heavily on core Windows components. Head to Settings > Update & Security > Windows Update and install all pending cumulative updates, including any optional updates for developer tools or UWP frameworks. Outdated system files are a common culprit here.

• Clear WACK's cached and residual files
  Corrupted cache can persist even after a reinstall. Here's how to clean it up:

  1. Close WACK and end any related processes (like WindowsAppCertificationKit.exe) via Task Manager.
  2. Navigate to C:\ProgramData\Microsoft\Windows App Certification Kit and delete folders like TestResults and Temp.
  3. Go to C:\Users\<YourUsername>\AppData\Local\Microsoft\Windows App Certification Kit and clear out user-specific cache files.

• Repair or reset your WACK installation
  A fresh reinstall might not fix corrupted system links. Try this:

  1. Open Settings > Apps > Apps & features, find "Windows App Certification Kit".
  2. Click Advanced options, then select Repair and let the process complete. Restart your PC afterward.
  3. If repair doesn't work, use the Reset option (this will reset WACK settings but won't affect your apps or projects).

• Verify your UWP app package integrity
  Sometimes the issue lies with your app package, not WACK:

  1. Make sure your UWP project compiles and deploys to your local machine without errors in Visual Studio.
  2. Regenerate your app package via Project > Store > Create App Packages, choose a local test package, and run WACK against this fresh package.

• Run WACK with proper permissions and a clean environment

  • Right-click the WACK shortcut and select Run as administrator—permission issues often block report generation.
  • Temporarily disable third-party antivirus, firewalls, or security tools, as they might interfere with WACK's file writing or process operations.
  • Close other developer tools (like Visual Studio debuggers, emulators) to avoid resource conflicts.

• Dig into WACK's log files for specific errors
  WACK generates detailed logs that can pinpoint the exact failure reason:

  1. Navigate to C:\ProgramData\Microsoft\Windows App Certification Kit\Logs.
  2. Open the most recent log file and search for keywords like Error or Failed. The log will often tell you if a component is missing, a file is inaccessible, or a permission was denied.

If none of these steps work, sharing the specific error snippet from the WACK log would help narrow things down further!

内容的提问来源于stack exchange，提问作者Louied