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 listHow to Fix OneDrive Sync Slow Performance
If OneDrive sync is noticeably slow, you're not alone. Common causes include large file transfers...
Fix SSH 504 Gateway Timeout in Windows Terminal
You try to SSH into a remote server from Windows Terminal and get a 504 Gateway Timeout
How to Fix PowerShell Invalid Configuration Error
When you see "Invalid configuration" in PowerShell, it usually means a setting file is corrupted ...
Docker Container Restarting Continuously: Causes and Fixes
You start a Docker container and it keeps restarting. You see Restarting (1) 5 seconds ago<...
How to Fix PostgreSQL Password Authentication Failed for User
You see psql: error: FATAL: password authentication failed for user "youruser" when ...
Topic paths
Quick titles
How to Resolve Windows Activation Dependency ConflictWindows Activation Not Loading: Troubleshooting GuideHow to Make Indexing Options Stick in WindowsResolve Chrome Access Denied Mac ErrorTroubleshoot Error 0x80072efd in Microsoft StoreSetting Up Proxy for Windows Update TroubleshootingFix DNS Probe Finished NXDOMAIN in Chrome (IPv4/IPv6)Resolve Microsoft Store Access Denied Error