Fix Nginx Upstream Connection Refused & Upstream Not Found
When you see upstream connection refused or upstream not found in your ...
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 Error 0x800f081f: Repair Tool Steps
If you see error 0x800f081f while installing a Windows update, it usually means the update packag...
How to Fix VS Code IntelliSense Not Working
If you're seeing no suggestions, missing completions, or a spinning 'Loading...' in V...
VS Code Git Changes Not Detected After Save: Fixes
You save a file in VS Code, but the Source Control panel shows no changes. The file doesn't a...
How to Use Chrome Task Manager to Find Memory Hogs
If your computer starts slowing down, Chrome's built-in Task Manager can help you find which ...
How to Fix Nginx 'Upstream Connection Refused' Error
When Nginx returns a 502 Bad Gateway with upstream connection refused in the error l...
Issue queue
SitemapWindows 10 Can't Access Shared Folder: Fixes
Resolve 'Permission Denied' in Visual Studio Code
Windows Security App Disappeared from Start Menu
Git Non Fast Forward Error: Causes and Fixes
Resolve Windows 11 Installation Assistant SFC Stuck at 99%
Resolving Docker Context Canceled on Mac
Nginx SSL Config Test Failure: How to Fix
Resolve Git Non Fast-Forward Push Rejection
Windows Update 0x800f081f Installation Failed Fix
Git Merge Unrelated Histories: A Practical Guide
Troubleshooting pnpm EACCES Errors on Mac
Edge Browser Sync Error Fixes
Resolve 'Permission Denied' in Visual Studio Code
Windows Security App Disappeared from Start Menu
Git Non Fast Forward Error: Causes and Fixes
Resolve Windows 11 Installation Assistant SFC Stuck at 99%
Resolving Docker Context Canceled on Mac
Nginx SSL Config Test Failure: How to Fix
Resolve Git Non Fast-Forward Push Rejection
Windows Update 0x800f081f Installation Failed Fix
Git Merge Unrelated Histories: A Practical Guide
Troubleshooting pnpm EACCES Errors on Mac
Edge Browser Sync Error Fixes