Fix Nginx 502 Bad Gateway with Docker and PHP-FPM
You have a Docker setup with Nginx proxying to a PHP-FPM container, and you're getting a 502 ...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix Windows Update Service Not Running in Event Viewer
You open Event Viewer to check for errors after a failed Windows Update, and you see an event sta...
Fix DNS Probe Finished NXDOMAIN on Custom DNS Server
If you see “DNS PROBE FINISHED NXDOMAIN” in Chrome or another browser while using a custom DNS se...
How to Reset Remote Desktop Connection Settings
If you are having trouble connecting to a remote PC—maybe you keep seeing authentication errors, ...
Windows Defender Real-Time Protection Greyed Out: How to Fix
If you open Windows Security and see the real-time protection toggle greyed out, you can't tu...
Windows 11 Taskbar Icons Missing? Fixes That Actually Work
You boot up Windows 11 and notice the taskbar icons are gone—no Start button, no search, no syste...
Issue queue
SitemapResolving Nginx Server Block Test Errors
How to Clear and Restart Chrome Sync
Chrome ERR_CONNECTION_RESET After Router Reboot Fix
How to Fix Docker Pull Unauthorized Access Denied
Git Detached HEAD Explained and Troubleshooting Guide
Google DNS Setup: Resolve DNS Probe Finished NXDOMAIN
Edge Sync Not Syncing Passwords or Bookmarks: Fixes
Remove Bloat from Git Repository History
Fix Windows Security App Not Working
Fix Windows Defender Real-Time Protection Configuration Error
How to Fix UnicodeDecodeError in Python Socket Programming
Windows Explorer Not Responding – Troubleshooting Tips
How to Clear and Restart Chrome Sync
Chrome ERR_CONNECTION_RESET After Router Reboot Fix
How to Fix Docker Pull Unauthorized Access Denied
Git Detached HEAD Explained and Troubleshooting Guide
Google DNS Setup: Resolve DNS Probe Finished NXDOMAIN
Edge Sync Not Syncing Passwords or Bookmarks: Fixes
Remove Bloat from Git Repository History
Fix Windows Security App Not Working
Fix Windows Defender Real-Time Protection Configuration Error
How to Fix UnicodeDecodeError in Python Socket Programming
Windows Explorer Not Responding – Troubleshooting Tips