Home / browser-issues / Fix PostgreSQL Connection Refused from Docker Container - How to Check Which Process Is Using a Port in PowerShell-Python venv activate not found in bash

Fix PostgreSQL Connection Refused from Docker Container - How to Check Which Process Is Using a Port in PowerShell-Python venv activate not found in bash

2026-06-20 16:56:02browser-issues

Fix PostgreSQL Connection Refused from Docker Container - How to Check Which Process Is Using a Port in PowerShell-Python venv activate not found in bash

Final checklist

Confirm that the same symptom is gone after a restart or refresh.
Keep the smallest working change and undo temporary diagnostic settings.