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 Chrome Extensions Not Loading Due to Sync Issues
You open Chrome and notice some extensions are missing or not loading. This often happens when sy...
Cloudflare SSL Full Strict Configuration Checklist
If you see 'This website is not available' or a redirect loop after enabling Cloudflare S...
Fix Docker Compose Environment Variable Substitution Failed
When running docker compose up, you might see errors like failed to resolve co...
Fix Nginx Configuration Test Failure from Rewrite Rules
You run nginx -t and get an error. The log points to a rewrite rule. This is common ...
Fix 'Windows Cannot Access Shared Folder' Credential Errors
When you try to open a shared folder from another computer and see 'Windows cannot access'...
Issue queue
SitemapChrome Sync Broken After Extension Disable: Troubleshooting
Fix Chrome Extensions That Won't Install from Web Store
Docker Container Exits Immediately with Volume Mount – Fixes
How to Restore IntelliSense for Dart and Flutter in VSCode
Fix Windows Search Indexing Permission Denied Error
Fix Chrome Profile Sync Error Code: Step-by-Step Guide
How to Fix node-sass Permission Denied Error
Resolve Nginx 'invalid location directive' Error
Troubleshooting VS Code Breakpoints in WSL Environment
How to Resolve Nginx Upstream Connection Refused 443
Docker Network Not Found on Linux: How to Fix
How to Fix Docker Disk Full Error from Logs
Fix Chrome Extensions That Won't Install from Web Store
Docker Container Exits Immediately with Volume Mount – Fixes
How to Restore IntelliSense for Dart and Flutter in VSCode
Fix Windows Search Indexing Permission Denied Error
Fix Chrome Profile Sync Error Code: Step-by-Step Guide
How to Fix node-sass Permission Denied Error
Resolve Nginx 'invalid location directive' Error
Troubleshooting VS Code Breakpoints in WSL Environment
How to Resolve Nginx Upstream Connection Refused 443
Docker Network Not Found on Linux: How to Fix
How to Fix Docker Disk Full Error from Logs