Fix Docker Nginx 502 Bad Gateway with MySQL
You have a Dockerized web app behind Nginx, and you're seeing a 502 Bad Gateway error. The ap...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesHow to Restore Missing Windows Taskbar Icons
You open Windows and notice some taskbar icons are gone—maybe the volume, network, or battery ico...
Fix VS Code Breakpoint Condition Not Working
You set a conditional breakpoint in VS Code, but execution either stops every time or never stops...
Fix npm Run Build Out of Memory Errors
If your npm run build fails with an out-of-memory error, you're not alone. This ...
Fix Windows 11 Update Stuck at 0% with Service Not Running
You click Check for updates, see 0% for ages, and maybe an error like 'Windows Update service...
Nginx Upstream Connection Refused: Fixing localhost Errors
You set up an nginx reverse proxy to forward requests to a backend service on localhost, but ngin...
Issue queue
SitemapHow to Fix npm init Not Creating package.json
Fix 'Git Remote Origin Already Exists' on Bitbucket
Git index.lock File Exists: Causes and Solutions
Fix Chrome Black Screen with Hardware Acceleration and Zoom
Docker Compose Port Already Allocated: Checklist
DNS Probe Finished NXDOMAIN Fix Guide
Windows Security App Not Opening on Windows 10: Fixes That Work
Fix Git Authentication Failed in VS Code on Mac
Resolve Cloudflare 521 Error with DNS Fix
How to Fix Chrome Extensions Not Loading or Grayed Out
Troubleshooting Empty Source Control Panel in VS Code
How to Unstick Windows 11 Install at 99% in Safe Mode
Fix 'Git Remote Origin Already Exists' on Bitbucket
Git index.lock File Exists: Causes and Solutions
Fix Chrome Black Screen with Hardware Acceleration and Zoom
Docker Compose Port Already Allocated: Checklist
DNS Probe Finished NXDOMAIN Fix Guide
Windows Security App Not Opening on Windows 10: Fixes That Work
Fix Git Authentication Failed in VS Code on Mac
Resolve Cloudflare 521 Error with DNS Fix
How to Fix Chrome Extensions Not Loading or Grayed Out
Troubleshooting Empty Source Control Panel in VS Code
How to Unstick Windows 11 Install at 99% in Safe Mode