Fix PostgreSQL Connection Refused on Port 5432
When you see psql: error: connection to server at ... failed: Connection refused on ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix 'ffmpeg not recognized' Error on Mac
When you try to run ffmpeg in Terminal on a Mac and see "ffmpeg: command not found" or "not recog...
Fix Windows Terminal Version Mismatch During Setup
When installing or updating Windows Terminal, you might see an error like "Setup failed because a...
Fix Outlook 504 Gateway Timeout: Check Internet Connection
If you see a 504 Gateway Timeout error in Outlook, it usually means the server didn't respond in ...
Fix Windows Defender Can't Connect to Internet Error
If Windows Defender shows “Can’t connect to the internet” or similar errors, it usually means the...
Find Command Prompt Log File Location for Batch Scripts
When you run a batch script, any output that appears in the command prompt window is usually lost...
Topic paths
Quick titles
How to Fix 'File Locked by Another Program' During Windows UpdateOneDrive Configuration Error Repair StepsWindows Security App Not Showing FixHow to Resolve Windows Update Error 0x800f081fMac Task Scheduler Error 0x1 FixMove POP3 Mail to Office 365 Step by StepTroubleshooting slui.exe Not Responding in WindowsDocker Desktop WSL Integration Missing: Full Troubleshooting Checklist