Fixing Nginx Upstream Connection Refused and Permission Denied
If you see connect() failed (111: Connection refused) or connect() failed (13:...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesReset Network Settings in Windows 11 When You Have No Internet
If you're reading this, you probably can't get online in Windows 11. The network icon in ...
Fix Windows 11 Update Stuck at 0% – BITS Service Issues
You click 'Check for updates' in Windows 11, and it sits at 0% for minutes or hours. Ofte...
How to Fix Nginx 502 Bad Gateway in Docker
If you're running Nginx as a reverse proxy inside Docker and seeing a 502 Bad Gateway error, ...
How to Fix Remote Desktop Connection Timed Out Error
When you see "Remote Desktop Connection timed out" after attempting to connect to a remot...
Fix Windows Security App Access Denied Error
When you open Windows Security (formerly Windows Defender Security Center) and see an 'Access...
Issue queue
SitemapVS Code Git Not Detecting Changes in Workspace: Fixes
RDP Connection Timed Out - Troubleshooting Guide
Cherry-Pick Conflicts: Causes and Fixes
How to Fix Network Share Not Accessible via Registry
How to Fix Error 0x80070005 When Updating Windows
Docker Permission Denied on Pull: Solutions
Resolve err_name_not_resolved from Chrome Extensions
Resolve Cloudflare Origin Certificate Error
Fix 'python' Command Not Found in Windows
Python Requests Timeout Settings for Slow Networks
Fix Docker Volume Permission Denied for Nginx
Nginx Redirect Loop Troubleshooting
RDP Connection Timed Out - Troubleshooting Guide
Cherry-Pick Conflicts: Causes and Fixes
How to Fix Network Share Not Accessible via Registry
How to Fix Error 0x80070005 When Updating Windows
Docker Permission Denied on Pull: Solutions
Resolve err_name_not_resolved from Chrome Extensions
Resolve Cloudflare Origin Certificate Error
Fix 'python' Command Not Found in Windows
Python Requests Timeout Settings for Slow Networks
Fix Docker Volume Permission Denied for Nginx
Nginx Redirect Loop Troubleshooting