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 Nginx Upstream Connection Refused Behind Cloudflare
If you see upstream connection refused in your Nginx error logs while using Cloudfla...
Fixing Nginx Permission Denied on Mounted Drive
When you mount an external drive and point Nginx to serve files from it, you may get a 403 Forbid...
How to Fix Git Authentication Failed in VS Code
You're in VS Code, push or pull fails with "Authentication failed"—this is common and...
Windows Defender Real-Time Protection Registry Fix Guide
If Windows Defender real-time protection won't turn on or keeps turning off, a registry fix c...
Fixing VS Code Git Authentication Failed Error
If you see "Git authentication failed" when pushing or pulling in VS Code, it usually mea...
Issue queue
SitemapTroubleshooting Blue Screen Crashes Post Windows 11 Update
Git Merge --allow-unrelated-histories: When and How to Use It
When to Use Secrets vs Environment Variables in Docker Compose
Reinstall Docker Desktop Engine Without Losing Images
Resolve Node Sass Compilation Failure with Build Tools
Python UnicodeDecodeError: latin-1 Codec Troubleshooting
Recover from Git Detached HEAD State
npm install Permission Denied Troubleshooting Guide
Edge Sync Not Working with Family Safety Fix
Fix Detached HEAD in Git and Switch Branches
How to Fix Chrome Startup Crash (No Error Message)
Resolve Git Push Rejected Error
Git Merge --allow-unrelated-histories: When and How to Use It
When to Use Secrets vs Environment Variables in Docker Compose
Reinstall Docker Desktop Engine Without Losing Images
Resolve Node Sass Compilation Failure with Build Tools
Python UnicodeDecodeError: latin-1 Codec Troubleshooting
Recover from Git Detached HEAD State
npm install Permission Denied Troubleshooting Guide
Edge Sync Not Working with Family Safety Fix
Fix Detached HEAD in Git and Switch Branches
How to Fix Chrome Startup Crash (No Error Message)
Resolve Git Push Rejected Error