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 notesFix Windows 11 Wi-Fi No Internet by Disabling IPv6
If your Windows 11 PC connects to Wi-Fi but shows 'No internet' while other devices work ...
Fix 'Python Not Recognized' Error on Windows 11
You installed Python on Windows 11, but when you type python --version in Command Pr...
Docker Compose Port Already Allocated: How to Fix
You run docker-compose up and see an error like Error: Port 8080 is already al...
Fix ERR_NAME_NOT_RESOLVED in Chrome with Google DNS
When you see ERR_NAME_NOT_RESOLVED in Chrome, it usually means your computer can...
Windows 11 Installation Assistant Stuck at 99% Due to Antivirus
You're running the Windows 11 Installation Assistant, it gets to 99%, and then just sits ther...
Issue queue
SitemapFix Windows Update Error 0x80070002 Using DISM
How to Fix DNS Probe Error When Flushdns Doesn't Help
Troubleshooting Docker Network Errors in Windows
Diagnosing Cloudflare 522 Errors Using Server Logs
Troubleshooting Git Authentication in VS Code
Recovering Uncommitted Work After Detached HEAD in Git
Node.js Heap Out of Memory Error Fix
How to Fix pnpm ENOENT Error (Practical Steps)
Troubleshooting Docker Network Not Found on Startup
How to Activate Python Virtual Environment in Windows CMD
How to Resolve Git Non-Fast-Forward and Permission Denied
Edge Sync Stuck on Sign In: How to Break the Loop
How to Fix DNS Probe Error When Flushdns Doesn't Help
Troubleshooting Docker Network Errors in Windows
Diagnosing Cloudflare 522 Errors Using Server Logs
Troubleshooting Git Authentication in VS Code
Recovering Uncommitted Work After Detached HEAD in Git
Node.js Heap Out of Memory Error Fix
How to Fix pnpm ENOENT Error (Practical Steps)
Troubleshooting Docker Network Not Found on Startup
How to Activate Python Virtual Environment in Windows CMD
How to Resolve Git Non-Fast-Forward and Permission Denied
Edge Sync Stuck on Sign In: How to Break the Loop