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GitHub Actions Workflow Fails With No Error Message - How to Fix 502 Bad Gateway in PowerShell Invoke-WebRequest-Resolve Outlook SSL Certificate Configuration Problems

Updated 2026-06-19 20:55:10cloud-software
GitHub Actions Workflow Fails With No Error Message - How to Fix 502 Bad Gateway in PowerShell Invoke-WebRequest-Resolve Outlook SSL Certificate Configuration Problems
Likely symptom
Likely cause
Safe rollback

Verification route

  • Repeat the original action, not only a simplified test case.
  • Restart the app or reload the service after configuration changes.