Fix Nginx Upstream Connection Refused Error
When Nginx returns upstream connection refused in your error logs, it means Nginx tr...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Chrome Status Access Violation Registry Error
You open Chrome and see an error like STATUS_ACCESS_VIOLATION or a crash with that c...
Chrome Extensions Not Loading: Quick Fixes
You open Chrome, click the extensions icon, and nothing appears—or your extensions are grayed out...
How to Generate a Cloudflare Origin Certificate
If you're using Cloudflare as a reverse proxy, you may want to encrypt traffic between your s...
Fix Windows 11 WiFi Connected but No Internet: IPv4 Settings
You see the WiFi icon connected, but websites won't load. The network shows “No internet” or ...
Fix Chrome Certificate Error: Invalid Authority & Date/Time Issue
You're browsing in Chrome and see a full-page warning: Your connection is not private...
Issue queue
SitemapHow to Restore Lost Git Commits
Nvidia Chrome Black Screen: Hardware Acceleration Troubleshooting
VS Code Source Control Ignores Subfolder Changes
Remove Git Remote Origin: Quick Guide
Windows 11 Installation Assistant 99% Hang Solution
Troubleshooting Git Large File Limit Errors
Windows 11 WiFi No Internet After Network Reset
package-lock.json Conflict Guide
Troubleshoot Cloudflare 521 and Proxy Issues
VS Code Terminal Not Opening? Check These Settings
Docker Compose Env Variable Missing: How to Fix
Chrome Black Screen on Windows? Fix Hardware Acceleration in 2024
Nvidia Chrome Black Screen: Hardware Acceleration Troubleshooting
VS Code Source Control Ignores Subfolder Changes
Remove Git Remote Origin: Quick Guide
Windows 11 Installation Assistant 99% Hang Solution
Troubleshooting Git Large File Limit Errors
Windows 11 WiFi No Internet After Network Reset
package-lock.json Conflict Guide
Troubleshoot Cloudflare 521 and Proxy Issues
VS Code Terminal Not Opening? Check These Settings
Docker Compose Env Variable Missing: How to Fix
Chrome Black Screen on Windows? Fix Hardware Acceleration in 2024