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Fix Remote Desktop Black Screen After Login - How to Fix PostgreSQL Connection Refused on Localhost-Nginx Config Test: Invalid Parameter in Listen Directive

Updated 2026-06-15 22:53:53backup-recovery
Fix Remote Desktop Black Screen After Login - How to Fix PostgreSQL Connection Refused on Localhost-Nginx Config Test: Invalid Parameter in Listen Directive
Before changing system settings, save your work and note the exact error text so you can compare results after each step.

Extra verification checklist

  • Restart the affected app after changing permissions or configuration files.
  • Test the same workflow in a clean browser profile or a temporary user account.
  • Compare the result on another network if the error may be connection related.

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