Nginx Upstream Connection Refused: Diagnosis and Fixes
When Nginx returns a 502 Bad Gateway or logs "upstream connection refused", it means Ngin...
Software troubleshooting desk
Practical fixes for tool errors, setup blocks, and workflow issues.
Symptom
Cause
Fix route
Verify
Fresh repair notes
All notesFix VSCode IntelliSense Not Working for PowerShell
If you're editing PowerShell scripts in VS Code and IntelliSense stops showing suggestions (n...
Fix Chrome Access Violation Error on Windows 7
If you see an "access violation" error in Chrome on Windows 7, it usually means Chrome tr...
Fix Windows Security App Permission Issues
You open Windows Security and see a message like "This app has been blocked for your protecti...
How to Fix Git Detached HEAD and Checkout a Branch
You're working in a Git repository, make some commits, and then realize you're in a '...
Fix Docker Volume Permission Denied in Jenkins
When running Jenkins inside a Docker container, you may encounter a permission denied error when ...
Issue queue
SitemapVS Code Breakpoint Not Working in Docker: Fixes
Docker Compose ENV Not Passed to Entrypoint
WordPress Nginx Redirect Loop Troubleshooting
Git Detached HEAD: Find and Restore Missing Changes
Windows 11 Assistant Stuck at 99% Fixes
npm run build: Cannot Find Module Fix
How to Use errors='ignore' in Python for Decoding
How to Create a New Branch from a Detached HEAD in Git
Fix Edge Sync Not Syncing Tabs Across Devices
How to Fix 'Unable to Get Local Issuer Certificate' in Git
Docker Container Exits Immediately After Docker Compose Up
Fix Windows Update Error 0x80070005
Docker Compose ENV Not Passed to Entrypoint
WordPress Nginx Redirect Loop Troubleshooting
Git Detached HEAD: Find and Restore Missing Changes
Windows 11 Assistant Stuck at 99% Fixes
npm run build: Cannot Find Module Fix
How to Use errors='ignore' in Python for Decoding
How to Create a New Branch from a Detached HEAD in Git
Fix Edge Sync Not Syncing Tabs Across Devices
How to Fix 'Unable to Get Local Issuer Certificate' in Git
Docker Container Exits Immediately After Docker Compose Up
Fix Windows Update Error 0x80070005