Fixing Nginx 502 Bad Gateway in Docker: Practical Steps
You set up Nginx as a reverse proxy in Docker, but instead of your app you see a 502 Bad Gateway....
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 Installation Assistant Stuck at 99%
You're running the Windows 11 Installation Assistant, it reaches 99%, and then nothing happen...
Fix Node Sass Build Failure by Upgrading Node Version
If you're seeing a build error like Module build failed: Error: Node Sass does not yet ...
Fix Git index.lock File Exists Permission Denied Error
You're in the middle of a Git operation and suddenly you see:
fatal: Unable to ...Fix Cloudflare Wildcard Subdomain Not Working with WordPress
You set up a wildcard DNS record in Cloudflare (e.g., *.example.com) expecting all subdomains to ...
Chrome Extensions Not Loading on Windows 10: Quick Fixes
If your Chrome extensions suddenly stop loading or appear grayed out on Windows 10, it's usua...
Issue queue
SitemapFix Windows 11 Installation Assistant Stuck at 99%
Preserve Docker Images During Engine Reinstall
pnpm Setup Guide for Windows: Common Pitfalls and Fixes
Windows 10 npm install Permission Fix
Fix Node.js Heap Out of Memory When Loading Modules
Fix Docker Nginx 502 Bad Gateway After Restart
How to Check Node Version Compatibility with a Package
NGINX 502 Bad Gateway in Docker: Troubleshooting Guide
Fix 'git remote origin already exists' on Windows
Resolve err_name_not_resolved from Chrome Extensions
How to Fix Chrome Crash Loop on Windows and Mac
Firefox Secure Connection Error After Update Fix
Preserve Docker Images During Engine Reinstall
pnpm Setup Guide for Windows: Common Pitfalls and Fixes
Windows 10 npm install Permission Fix
Fix Node.js Heap Out of Memory When Loading Modules
Fix Docker Nginx 502 Bad Gateway After Restart
How to Check Node Version Compatibility with a Package
NGINX 502 Bad Gateway in Docker: Troubleshooting Guide
Fix 'git remote origin already exists' on Windows
Resolve err_name_not_resolved from Chrome Extensions
How to Fix Chrome Crash Loop on Windows and Mac
Firefox Secure Connection Error After Update Fix