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 notesFix Cloudflare DNS Propagation Not Happening for www
You updated DNS records for your www subdomain in Cloudflare, but hours (or days) later, the chan...
VSCode Python Debugger Breakpoint Not Stopping: Fixes
You set a breakpoint in VSCode, start debugging, and execution passes right through it. The debug...
Fix Docker Volume Permission Denied for Nginx
When running Nginx in a Docker container with a bind-mounted volume for static files, you might s...
Fix Docker Compose Volume Permission Denied Errors
You run docker compose up and see errors like Permission denied when a ...
How to Resolve Windows Update Error 0x80070005
Error 0x80070005 in Windows Update usually means a permissions problem. You might see it when Win...
Issue queue
SitemapDebugging Nginx Redirect Loops: Step-by-Step Guide
How to Fix Node Version Incompatible with Package Error
How to Fix Windows Update Error 0x80070002
Fix Error 525 SSL Handshake Failed Cloudflare
Resolving npm Build Module Not Found Errors
Fixing NGINX Upstream Connection Refused SSL Errors
Windows 11 Installation Assistant Stuck at 99% After Restart
Nginx Redirect Loop: Server Block Fix
How to Change Execution Policy for VS Code Terminal
Troubleshooting node-gyp Rebuild for node-sass
Fix Git SSL Certificate Error on Windows, Mac, Linux
Fix VS Code Source Control Not Updating After Save
How to Fix Node Version Incompatible with Package Error
How to Fix Windows Update Error 0x80070002
Fix Error 525 SSL Handshake Failed Cloudflare
Resolving npm Build Module Not Found Errors
Fixing NGINX Upstream Connection Refused SSL Errors
Windows 11 Installation Assistant Stuck at 99% After Restart
Nginx Redirect Loop: Server Block Fix
How to Change Execution Policy for VS Code Terminal
Troubleshooting node-gyp Rebuild for node-sass
Fix Git SSL Certificate Error on Windows, Mac, Linux
Fix VS Code Source Control Not Updating After Save