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 notesNginx Configuration Test Failed: Fix Server Block Errors
When you run nginx -t and see "test failed" with a server block error, it us...
Fixing 'Command Not Found' in VS Code Terminal
You open the integrated terminal in VS Code, type a command you know is installed, and get ...
Fix 'docker network not found' Error on Windows
If you see Error response from daemon: network <name> not found when running D...
Cloudflare SSL Full Strict Not Working After Update: Fixes
After a Cloudflare update or configuration change, you might see SSL errors like ERR_SSL_PR...
Fix Docker Compose Port Already Allocated for PostgreSQL
You run docker-compose up and see an error like "Error starting userland pro...
Issue queue
SitemapNginx -t Test Failed: No Such File or Directory Fix
Git LFS GitHub Troubleshooting: Push Errors and Migration
Error 0x80070002 on Windows 11: Step-by-Step Troubleshooting
How to Recover from a Detached HEAD in Git After a Rebase
Troubleshoot Windows Defender Real-Time Protection Not Starting
Node Version Mismatch: Fix npm Build Errors
How to Fix ERR_CONNECTION_RESET in Chrome Safe Mode
How to Exit Git Detached HEAD State
React Breakpoints Not Hitting in VS Code? Here's How to Fix
Nginx 502 Bad Gateway: Connection Refused to localhost
Chrome Crash Fix: Turn Off Hardware Acceleration for Access Violation
Fix Docker Desktop Engine Stopped Hyper-V Error
Git LFS GitHub Troubleshooting: Push Errors and Migration
Error 0x80070002 on Windows 11: Step-by-Step Troubleshooting
How to Recover from a Detached HEAD in Git After a Rebase
Troubleshoot Windows Defender Real-Time Protection Not Starting
Node Version Mismatch: Fix npm Build Errors
How to Fix ERR_CONNECTION_RESET in Chrome Safe Mode
How to Exit Git Detached HEAD State
React Breakpoints Not Hitting in VS Code? Here's How to Fix
Nginx 502 Bad Gateway: Connection Refused to localhost
Chrome Crash Fix: Turn Off Hardware Acceleration for Access Violation
Fix Docker Desktop Engine Stopped Hyper-V Error