How to Fix Cloudflare 521 Error Due to Proxy Issues
If you see a Cloudflare 521 error, the message usually says something like “Web server is down.” ...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Git Clone Connection Timed Out via HTTPS
When cloning a repository over HTTPS, you may see 'Connection timed out' after a long wai...
Fix Git Merge Conflicts with Deleted Files
You're in the middle of a merge and git stops with a conflict. One side deleted a file, the o...
Fixing node-sass Build Failures on macOS
You run npm install and hit a wall: node-sass fails to compile native modules on mac...
Windows 11 Installation Assistant Stuck at 99%: How to Reset and Finish
You're upgrading to Windows 11 using the Installation Assistant, and it gets stuck at 99% for...
Fix Windows Search Indexing Service Not Running
If Windows Search stops returning results or the search box shows no activity, the indexing servi...
Issue queue
SitemapWindows Explorer Keeps Crashing: Quick Fixes
Windows Defender Real-Time Protection Troubleshooting Checklist
VS Code GitLab Auth Error Fix
Fix Windows 11 Blue Screen After Update Using Compatibility Mode
How to Fix Chrome ERR_CONNECTION_RESET on Windows 10
Fix Chrome Certificate Error After Update
How to Fix Windows 11 Upgrade Stuck at 99%
Docker Network Not Found Error: Step-by-Step Fix
Docker Compose Port Mapping Not Working: Fixes
Fix VSCode Source Control Not Detecting Changes
Fix Cloudflare Wildcard Subdomain SSL Not Working
How to Add Python 3.10 to PATH on Windows 10
Windows Defender Real-Time Protection Troubleshooting Checklist
VS Code GitLab Auth Error Fix
Fix Windows 11 Blue Screen After Update Using Compatibility Mode
How to Fix Chrome ERR_CONNECTION_RESET on Windows 10
Fix Chrome Certificate Error After Update
How to Fix Windows 11 Upgrade Stuck at 99%
Docker Network Not Found Error: Step-by-Step Fix
Docker Compose Port Mapping Not Working: Fixes
Fix VSCode Source Control Not Detecting Changes
Fix Cloudflare Wildcard Subdomain SSL Not Working
How to Add Python 3.10 to PATH on Windows 10