Fixing Nginx 502 Bad Gateway with Docker and Load Balancers
If you're running Nginx as a reverse proxy or load balancer in a Docker setup, a 502 Bad Gate...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesDocker Prune Not Freeing Enough Space: Practical Fixes
You run docker system prune -a expecting a big space recovery, but the freed space i...
Fix Windows 11 Blue Screen After Update with Bootable USB
After a Windows 11 update, some systems boot into a blue screen (BSOD) or crash loop. This usuall...
Fixing Python UnicodeDecodeError in ftplib
When using Python's ftplib to download or list files from an FTP server, you mig...
How to Fix Windows Update Error 0x80070005 Permission Denied
When Windows Update fails with error 0x80070005 and the message "Permission denied," it u...
Windows 10 Taskbar Icons Not Responding: Practical Fixes
If your Windows 10 taskbar icons stop responding—clicking does nothing, right-click menus don'...
Issue queue
SitemapResolve Python UnicodeDecodeError for UTF-16 Files
SourceTree Git index.lock Error Fix
Cloudflare 522 Error Checklist: Causes and Fixes
Python Dependency Conflict Resolution Guide
Troubleshooting VSCode Debugger for TypeScript
Troubleshooting Nginx Upstream Connection Refused Port 80
Nginx PHP-FPM Connection Refused: How to Fix
How to Resolve Chrome Status Access Violation Crashes
Windows 11 Blue Screen After Driver Update: Rollback Fix
Git Clone SSH Timeout Troubleshooting
How to Debug Docker Containers with VS Code Breakpoints
How to Set Git Bash as Default Terminal in VSCode
SourceTree Git index.lock Error Fix
Cloudflare 522 Error Checklist: Causes and Fixes
Python Dependency Conflict Resolution Guide
Troubleshooting VSCode Debugger for TypeScript
Troubleshooting Nginx Upstream Connection Refused Port 80
Nginx PHP-FPM Connection Refused: How to Fix
How to Resolve Chrome Status Access Violation Crashes
Windows 11 Blue Screen After Driver Update: Rollback Fix
Git Clone SSH Timeout Troubleshooting
How to Debug Docker Containers with VS Code Breakpoints
How to Set Git Bash as Default Terminal in VSCode