Fix PowerShell Connection Refused Errors in Scripts - Windows Activation Error 0x80070005 Troubleshooting-Troubleshoot PostgreSQL Firewall Blocking

Updated 2026-06-14 07:47:45developer-tools
Fix PowerShell Connection Refused Errors in Scripts - Windows Activation Error 0x80070005 Troubleshooting-Troubleshoot PostgreSQL Firewall Blocking
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.