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How to Fix a systemd Service Restart Loop - How to Resolve Windows Update 504 Gateway Timeout-Windows Security Cache Not Updating? Here's the Fix

Updated 2026-06-13 15:27:49developer-tools
How to Fix a systemd Service Restart Loop - How to Resolve Windows Update 504 Gateway Timeout-Windows Security Cache Not Updating? Here's the Fix
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.