Fix Nginx Upstream Connection Refused Socket Error
When Nginx returns a 502 Bad Gateway or logs upstream connection refused
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Windows Remote Desktop Not Connecting After Sleep
After your computer wakes from sleep or hibernation, Remote Desktop may refuse to connect. This i...
Fix 'Git Remote Origin Already Exists' Error
When you run git remote add origin <url> and get fatal: remote origin al...
Fix VS Code Permission Denied When Not Admin
You try to save a file or install an extension in VS Code, and get a "permission denied" ...
Fix Node Sass Build Failed: Reinstall Steps
If you're seeing a "node sass build failed" error when running npm install or buildin...
Docker Prune Not Freeing Enough Space: Practical Fixes
You run docker system prune -a expecting a big space recovery, but the freed space i...
Issue queue
SitemapFix pip Externally Managed Environment Error
How to Fix Windows Update Error 0x800f081f via Manual Download
How to Fix npm Run Build Failed Error
VSCode Venv Permission Denied Error Solved
Docker Compose Environment Variable Not Working
Windows Security App Reset Steps
How to Fix Docker Pull Access Denied
Replace node-sass with sass: Migration Guide
How to Resolve Docker Network and Permission Errors
Windows Indexing Repair Checklist
How to Solve Git Clone Timeout (Error 128)
VS Code IntelliSense Disabled? Here's How to Enable It
How to Fix Windows Update Error 0x800f081f via Manual Download
How to Fix npm Run Build Failed Error
VSCode Venv Permission Denied Error Solved
Docker Compose Environment Variable Not Working
Windows Security App Reset Steps
How to Fix Docker Pull Access Denied
Replace node-sass with sass: Migration Guide
How to Resolve Docker Network and Permission Errors
Windows Indexing Repair Checklist
How to Solve Git Clone Timeout (Error 128)
VS Code IntelliSense Disabled? Here's How to Enable It