Fix Nginx 'upstream connection refused' When Talking to PHP-FPM
You're seeing upstream connection refused in your Nginx error log, and your site...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesHow to Fix Windows Remote Desktop Not Working After an Update
After a Windows update, you might find that Remote Desktop (RDP) no longer connects. This is a co...
Fix 'nginx: configuration test failed unexpected end of file'
When running nginx -t or nginx -t -c /path/to/nginx.conf, you might see...
How to Fix Nginx 'Upstream Connection Refused' Error
When Nginx returns a 502 Bad Gateway with upstream connection refused in the error l...
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...
Fix Python venv 'No such file or directory' Error on Activation
You create a virtual environment with python -m venv myenv, then try to activate it ...
Issue queue
SitemapFix 'node sass build failed permission denied' Error
Fix Chrome Extensions Not Loading with a Reset
Git index.lock Persists After Deletion: How to Fix
How to Resolve Cloudflare 522 on a New Server
Python Memory Error When Processing Large Files: Troubleshooting Checklist
Docker WordPress Permission Denied Fix
Chrome ERR_CONNECTION_RESET After Router Reboot Fix
Nginx 502 Bad Gateway in Docker Multi-Container Setup
Resolve Cloudflare Origin Certificate Error
Python Command Missing in Command Prompt Anaconda Works
How to Fix Cloudflare 522 Connection Timeout
Resolve Encoding Errors with Python Requests Library
Fix Chrome Extensions Not Loading with a Reset
Git index.lock Persists After Deletion: How to Fix
How to Resolve Cloudflare 522 on a New Server
Python Memory Error When Processing Large Files: Troubleshooting Checklist
Docker WordPress Permission Denied Fix
Chrome ERR_CONNECTION_RESET After Router Reboot Fix
Nginx 502 Bad Gateway in Docker Multi-Container Setup
Resolve Cloudflare Origin Certificate Error
Python Command Missing in Command Prompt Anaconda Works
How to Fix Cloudflare 522 Connection Timeout
Resolve Encoding Errors with Python Requests Library