Fixing Nginx Upstream Connection Refused and Permission Denied
If you see connect() failed (111: Connection refused) or connect() failed (13:...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Permission Denied on chmod in VS Code Terminal
You're running chmod in the VS Code integrated terminal and seeing 'permissi...
Windows Defender Real-Time Protection Troubleshooting Checklist
If Windows Defender real-time protection fails to turn on or keeps turning off, you may see warni...
Docker Compose Ports Not Working: Common Fixes
You've defined ports in your docker-compose.yml, but containers aren't reachable on the e...
Fixing Nginx Permission Denied Due to SELinux Context
You've configured nginx, but when you try to access your site, you see a 403 Forbidden<...
How to Fix Nginx 502 Bad Gateway in Docker
If you're running Nginx as a reverse proxy inside Docker and seeing a 502 Bad Gateway error, ...
Topic paths
Quick titles
Internet Connected but No Browsing: DNS FixFix 'No Such File or Directory' for package.json in Cloned RepoFix VS Code Terminal Not Opening with NodeTroubleshooting Docker Context Canceled During BuildFixing Git Unrelated Histories Merge ErrorStop Chrome Black Screen in Remote DesktopHow to Stop Blue Screen Loop After Windows Memory DiagnosticHow to Fix 'Permission Denied' When Saving Files in VS Code